70 (number)

Encyclopedia : 7 : 70 : 70N : 70 (number)

70 (seventy) is the natural number following 69 and preceding 71.

<< 70 71 72 73 74 75 76 77 78 79 >> List of numbers -- Integers 0 10 20 30 40 50 60 70 80 90 >>
Cardinal	70 seventy
Ordinal	70th seventieth
Numeral system
Factorization	[2 \cdot 5 \cdot 7]
Divisors	2, 5, 7, 10, 14, 35
Roman numeral	LXX
Binary	1000110
Hexadecimal	46
Hebrew	ע (Ayin)

In mathematics

In science

• 70 is the atomic number of ytterbium, a lanthanide

Astronomy

• Messier object M70, a magnitude 9.0 globular cluster in the constellation Sagittarius
• The New General Catalogue [object] NGC 70, a magnitude 13.4 spiral galaxy in the constellation Andromeda
• The Saros number of the solar eclipse series which began on -821 September 5 and ended on 676 February 19. The duration of Saros series 70 was 1496.5 years, and it contained 84 solar eclipses. Further, the Saros number of the lunar eclipse series which began on -519 June 13 and ended on 761 July 21. The duration of Saros series 70 was 1280.1 years, and it contained 72 lunar eclipses.

In religion

• Seventy souls went down to Egypt to begin the Egyptian exile (Gen. 46:27)
• According to Jewish tradition, there are a core of 70 nations and 70 world languages
• Seventy elders were assembled by Moses on God's command in the desert (Nu. 11:16-30)
• Ptolemy II Philadelphus ordered 72 Jewish elders to translate the Torah into Greek; the result was the Septuagint (from the Latin for "seventy")
• The Quorum of the Seventy, General Authorities of The Church of Jesus Christ of Latter-day Saints

In other fields

• the designation of USA Interstate 70, a freeway that goes from Utah to Maryland

Joe Hundred Guy counts to 70 in 10s on an episode of Sesame Street. He gets stuck at 70, and worries what the women will think of him, once they find out he can't count to 100. See List of Muppets based on celebrities.

• In miles per hour, a common speed limit for freeways in many American states, primarily in the central United States (in the Eastern U.S. the speed limit is generally 65, in the Western U.S. it is 75).
• In years of marriage, the platinum wedding anniversary
• The registry of the U.S. Navy's nuclear aircraft carrier USS Carl Vinson (CVN-70), named after U.S. Representative Carl Vinson.
• The number of the French department Haute-Saône.
• Historical years: AD 70, 70 BC, or 1970.

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