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13010052 = 2231198561
BaseRepresentation
bin110001101000…
…010010000100
3220110222102210
4301220102010
511312310202
61142503420
7215404116
oct61502204
926428383
1013010052
117386710
124434b70
132906973
141a293b6
15121ec6c
hexc68484

13010052 has 24 divisors (see below), whose sum is σ = 33116832. Its totient is φ = 3942400.

The previous prime is 13010047. The next prime is 13010059. The reversal of 13010052 is 25001031.

It is a super-2 number, since 2×130100522 = 338522906085408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (13010059) 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, 49149 + ... + 49412.

It is an arithmetic number, because the mean of its divisors is an integer number (1379868).

Almost surely, 213010052 is an apocalyptic number.

13010052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13010052 is an abundant number, since it is smaller than the sum of its proper divisors (20106780).

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

13010052 is a wasteful number, since it uses less digits than its factorization.

13010052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98579 (or 98577 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 13010052 is about 3606.9449676977. The cubic root of 13010052 is about 235.1940573028.

Adding to 13010052 its reverse (25001031), we get a palindrome (38011083).

The spelling of 13010052 in words is "thirteen million, ten thousand, fifty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 98561 197122 295683 394244 591366 1084171 1182732 2168342 3252513 4336684 6505026 13010052