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13064155 = 513200987
BaseRepresentation
bin110001110101…
…011111011011
3220120201122121
4301311133123
511321023110
61144002111
7216020626
oct61653733
926521577
1013064155
117413325
124460337
132925490
141a40dbd
151230cda
hexc757db

13064155 has 8 divisors (see below), whose sum is σ = 16882992. Its totient is φ = 9647328.

The previous prime is 13064141. The next prime is 13064159. The reversal of 13064155 is 55146031.

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

It is a cyclic number.

It is not a de Polignac number, because 13064155 - 27 = 13064027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13064159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100429 + ... + 100558.

It is an arithmetic number, because the mean of its divisors is an integer number (2110374).

Almost surely, 213064155 is an apocalyptic number.

13064155 is a deficient number, since it is larger than the sum of its proper divisors (3818837).

13064155 is a wasteful number, since it uses less digits than its factorization.

13064155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201005.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 13064155 is about 3614.4370239361. The cubic root of 13064155 is about 235.5196287899.

The spelling of 13064155 in words is "thirteen million, sixty-four thousand, one hundred fifty-five".

Divisors: 1 5 13 65 200987 1004935 2612831 13064155