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13156796 = 224376493
BaseRepresentation
bin110010001100…
…000110111100
3220202102201202
4302030012330
511332004141
61145555032
7216555002
oct62140674
926672652
1013156796
117476994
1244a5a78
1329586b3
141a66a72
15124d49b
hexc8c1bc

13156796 has 12 divisors (see below), whose sum is σ = 23560152. Its totient is φ = 6425328.

The previous prime is 13156783. The next prime is 13156799. The reversal of 13156796 is 69765131.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13156799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38075 + ... + 38418.

It is an arithmetic number, because the mean of its divisors is an integer number (1963346).

Almost surely, 213156796 is an apocalyptic number.

It is an amenable number.

13156796 is a deficient number, since it is larger than the sum of its proper divisors (10403356).

13156796 is a wasteful number, since it uses less digits than its factorization.

13156796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76540 (or 76538 counting only the distinct ones).

The product of its digits is 34020, while the sum is 38.

The square root of 13156796 is about 3627.2297969663. The cubic root of 13156796 is about 236.0750264188.

It can be divided in two parts, 13156 and 796, that multiplied together give a triangular number (10472176 = T4576).

The spelling of 13156796 in words is "thirteen million, one hundred fifty-six thousand, seven hundred ninety-six".

Divisors: 1 2 4 43 86 172 76493 152986 305972 3289199 6578398 13156796