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13352736 = 253139091
BaseRepresentation
bin110010111011…
…111100100000
3221010101111210
4302323330200
511404241421
61154110120
7221332155
oct62737440
927111453
1013352736
1175a0121
12457b340
1329c6937
141ab822c
15128b576
hexcbbf20

13352736 has 24 divisors (see below), whose sum is σ = 35051184. Its totient is φ = 4450880.

The previous prime is 13352711. The next prime is 13352737. The reversal of 13352736 is 63725331.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (13352737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69450 + ... + 69641.

It is an arithmetic number, because the mean of its divisors is an integer number (1460466).

Almost surely, 213352736 is an apocalyptic number.

13352736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13352736 is an abundant number, since it is smaller than the sum of its proper divisors (21698448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13352736 is a wasteful number, since it uses less digits than its factorization.

13352736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139104 (or 139096 counting only the distinct ones).

The product of its digits is 11340, while the sum is 30.

The square root of 13352736 is about 3654.1395704050. The cubic root of 13352736 is about 237.2411865763.

The spelling of 13352736 in words is "thirteen million, three hundred fifty-two thousand, seven hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 139091 278182 417273 556364 834546 1112728 1669092 2225456 3338184 4450912 6676368 13352736