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12469960472 = 231558745059
BaseRepresentation
bin10111001110100010…
…00111111100011000
31012012001102121220212
423213101013330120
5201014302213342
65421214310252
7621005625614
oct134721077430
935161377825
1012469960472
115319a70962
1225001b8388
13123962c948
148641d4344
154ceb53182
hex2e7447f18

12469960472 has 8 divisors (see below), whose sum is σ = 23381175900. Its totient is φ = 6234980232.

The previous prime is 12469960427. The next prime is 12469960499. The reversal of 12469960472 is 27406996421.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×124699604723 (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12469960472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 779372522 + ... + 779372537.

Almost surely, 212469960472 is an apocalyptic number.

It is an amenable number.

12469960472 is a deficient number, since it is larger than the sum of its proper divisors (10911215428).

12469960472 is a wasteful number, since it uses less digits than its factorization.

12469960472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558745065 (or 1558745061 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 12469960472 in words is "twelve billion, four hundred sixty-nine million, nine hundred sixty thousand, four hundred seventy-two".

Divisors: 1 2 4 8 1558745059 3117490118 6234980236 12469960472