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12088866252 = 2231007405521
BaseRepresentation
bin10110100001000110…
…10111010111001100
31011012111100000221010
423100203113113030
5144224222210002
65315322205220
7605400445011
oct132043272714
934174300833
1012088866252
115143939161
122414653810
1311a86aa6c8
14829751708
154ab47646c
hex2d08d75cc

12088866252 has 12 divisors (see below), whose sum is σ = 28207354616. Its totient is φ = 4029622080.

The previous prime is 12088866203. The next prime is 12088866259. The reversal of 12088866252 is 25266888021.

It is a happy number.

12088866252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×120888662522 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12088866259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503702749 + ... + 503702772.

Almost surely, 212088866252 is an apocalyptic number.

12088866252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12088866252 is an abundant number, since it is smaller than the sum of its proper divisors (16118488364).

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

12088866252 is a wasteful number, since it uses less digits than its factorization.

12088866252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007405528 (or 1007405526 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 48.

The spelling of 12088866252 in words is "twelve billion, eighty-eight million, eight hundred sixty-six thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 1007405521 2014811042 3022216563 4029622084 6044433126 12088866252