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7959064145 = 54371521393
BaseRepresentation
bin1110110100110010…
…11010111001010001
3202112200101100110112
413122121122321101
5112300010023040
63353434211105
7401142633434
oct73231327121
922480340415
107959064145
11341475876a
121661583a95
1399ac0c616
1455708d81b
15318b11365
hex1da65ae51

7959064145 has 16 divisors (see below), whose sum is σ = 9910657152. Its totient is φ = 6131569920.

The previous prime is 7959064111. The next prime is 7959064153. The reversal of 7959064145 is 5414609597.

It is not a de Polignac number, because 7959064145 - 216 = 7958998609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7959064093 and 7959064102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245432 + ... + 275961.

It is an arithmetic number, because the mean of its divisors is an integer number (619416072).

Almost surely, 27959064145 is an apocalyptic number.

It is an amenable number.

7959064145 is a deficient number, since it is larger than the sum of its proper divisors (1951593007).

7959064145 is a wasteful number, since it uses less digits than its factorization.

7959064145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521512.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 7959064145 is about 89213.5872219025. The cubic root of 7959064145 is about 1996.5828435962.

The spelling of 7959064145 in words is "seven billion, nine hundred fifty-nine million, sixty-four thousand, one hundred forty-five".

Divisors: 1 5 43 71 215 355 3053 15265 521393 2606965 22419899 37018903 112099495 185094515 1591812829 7959064145