613 (number)

← 612 613 614 →
100 200 300 400 500 600 700 800 900 →
Cardinal	six hundred thirteen
Ordinal	613th (six hundred thirteenth)
Factorization	prime
Prime	yes
Greek numeral	ΧΙΓ´
Roman numeral	DCXIII
Binary	10011001012
Ternary	2112013
Senary	25016
Octal	11458
Duodecimal	43112
Hexadecimal	26516

613 (six hundred [and] thirteen) is the natural number following 612 and preceding 614.

Mathematical properties

613 is a prime number, the first number of prime triplet (p, p + 4, p + 6), middle number of sexy prime triple (p − 6, p, p + 6). It is the index of a prime Lucas number.^[1]

613 is a

of 21 with a square grid and 27 using a triangular grid. It is also 17-gonal.

613 is the sum of squares of two consecutive integers, 17 and 18, and is also a lucky number and thus a lucky prime.

Judaism

The

, where Rav Simla'i reports the number without a source.

Some Jewish commentaries equate the curtains of the Mishkan (i.e. the Tabernacle) with the commandments. Each curtain was 112 square cubits (4x28) ^[2]-- and 613 is the 112th prime number.^[3]

In

; 613 parts to each of the divine mitzvot in the Torah; and 613 parts to the human body (which is also stated by R. Simla'i in the Talmudic passage noted above).

Starting in the 19th century, some Jewish sources claim that there is a tradition that pomegranates have 613 seeds, though this is clearly symbolic as there is no fixed number, and it is generally about 1,000 seeds in reality.

Other occurrences

The number 613 hangs from the rafters at Madison Square Garden in honor of legendary New York Knicks coach Red Holzman's 613 victories.^{[4][importance?]}

In

, the secret agency is known as B613.

See also

• The years 613 and 613 BC
• List of highways numbered 613
• The asteroid 613 Ginevra
• United Nations Security Council Resolution 613

References