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12465424156 = 2223831130769
BaseRepresentation
bin10111001101111111…
…10100011100011100
31012011201220011021011
423212333310130130
5201012122033111
65420533145004
7620622233323
oct134677643434
935151804234
1012465424156
115317452739
1224ba78b164
131238701c33
148637730ba
154ce559021
hex2e6ff471c

12465424156 has 12 divisors (see below), whose sum is σ = 21815574480. Its totient is φ = 6232402880.

The previous prime is 12465424151. The next prime is 12465424171. The reversal of 12465424156 is 65142456421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12465424151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29940 + ... + 160708.

It is an arithmetic number, because the mean of its divisors is an integer number (1817964540).

Almost surely, 212465424156 is an apocalyptic number.

It is an amenable number.

12465424156 is a deficient number, since it is larger than the sum of its proper divisors (9350150324).

12465424156 is a wasteful number, since it uses less digits than its factorization.

12465424156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154604 (or 154602 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 12465424156 in words is "twelve billion, four hundred sixty-five million, four hundred twenty-four thousand, one hundred fifty-six".

Divisors: 1 2 4 23831 47662 95324 130769 261538 523076 3116356039 6232712078 12465424156