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13056652 = 227631739
BaseRepresentation
bin110001110011…
…101010001100
3220120100100201
4301303222030
511320303102
61143503244
7215660020
oct61635214
926510321
1013056652
117408724
124457b24
132921c3b
141a3c380
15122d987
hexc73a8c

13056652 has 24 divisors (see below), whose sum is σ = 26190080. Its totient is φ = 5579280.

The previous prime is 13056619. The next prime is 13056653. The reversal of 13056652 is 25665031.

13056652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×130566522 = 340952322898208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 13056652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13056653) 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, 17299 + ... + 18037.

Almost surely, 213056652 is an apocalyptic number.

It is an amenable number.

13056652 is an abundant number, since it is smaller than the sum of its proper divisors (13133428).

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

13056652 is a wasteful number, since it uses less digits than its factorization.

13056652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 13056652 is about 3613.3989538937. The cubic root of 13056652 is about 235.4745323108.

The spelling of 13056652 in words is "thirteen million, fifty-six thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 631 739 1262 1478 2524 2956 4417 5173 8834 10346 17668 20692 466309 932618 1865236 3264163 6528326 13056652