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13079073 = 37622813
BaseRepresentation
bin110001111001…
…001000100001
3220121111010010
4301321020201
511322012243
61144155133
7216112260
oct61711041
926544103
1013079073
117423557
124468aa9
13292c1c7
141a465d7
151235433
hexc79221

13079073 has 8 divisors (see below), whose sum is σ = 19930048. Its totient is φ = 7473744.

The previous prime is 13079063. The next prime is 13079081. The reversal of 13079073 is 37097031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13079073 - 29 = 13078561 is a prime.

It is the 3617-th Hogben number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13079073.

It is not an unprimeable number, because it can be changed into a prime (13079023) by changing a digit.

It is a nontrivial repunit in base 3616.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311386 + ... + 311427.

It is an arithmetic number, because the mean of its divisors is an integer number (2491256).

Almost surely, 213079073 is an apocalyptic number.

It is an amenable number.

13079073 is a deficient number, since it is larger than the sum of its proper divisors (6850975).

13079073 is an equidigital number, since it uses as much as digits as its factorization.

13079073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622823.

The product of its (nonzero) digits is 3969, while the sum is 30.

The square root of 13079073 is about 3616.5001036914. The cubic root of 13079073 is about 235.6092415590.

The spelling of 13079073 in words is "thirteen million, seventy-nine thousand, seventy-three".

Divisors: 1 3 7 21 622813 1868439 4359691 13079073