74 (number)

74 (seventy-four) is the natural number following 73 and preceding 75.

A seventy-four was a third-rate warship with 74 guns.

74
Cardinal seventy-four
Ordinal 74th
(seventy-fourth)
Numeral system 74
Factorization 2 \cdot 37
Divisors 1, 2, 37, 74
Roman numeral LXXIV
Binary 10010102
Octal 1128
Duodecimal 6212
Hexadecimal 4A16

Contents

In mathematics

Seventy-four is the twenty-first distinct semiprime and the eleventh of the form 2×q. The aliquot sum of 74 is 40 within the aliquot sequence (74,40,43,1,0) 74 being the sixth composite number in the 43-aliquot tree.

Seventy-four is a nontotient. There are 74 different non-Hamiltonian polyhedra with a minimum number of vertices.

In science

In astronomy,

Messier object M74, a magnitude 10.5 spiral galaxy in the constellation Pisces.
The New General Catalogue object NGC 74, a galaxy in the constellation Andromeda.
The Saros number of the solar eclipse series which began on -615 August 8 and ended on 719 October 18. The duration of Saros series 74 was 1334.2 years, and it contained 75 solar eclipses.
The Saros number of the lunar eclipse series which began on -331 May 7 and ended on 949 June 13. The duration of Saros series 74 was 1280.1 years, and it contained 72 lunar eclipses.

In numerology

In certain numerological systems based on the English alphabet, the number 74 is associated with Jesus Christ. JESUS is J=10, E=5, S=19, U=21, S=19, which added together equal 74. The letters of CHRIST equal 77 (number) when added together: C=3, H=8, R=18, I=9, S=19, T=20. Thus, JESUS CHRIST can be represented as 151 (number) in numerology based on the English alphabet. Coincidentally, the term Lucifer also equals 74 in this English-based numerological system. L=12, U=21, C=3, I=9, F=6, E=5, R=18.

In sports

Moto GP

Horse racing

In music

Rock & Roll

In bus routes

In the Merseyside, England, Seventy-four is the bus route that runs from Halewood to Liverpool Town Centre.

In other fields

Seventy-four is also: