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13315800996 = 2232653566437
BaseRepresentation
bin11000110011010111…
…01111111110100100
31021101000000202222200
430121223233332210
5204232321112441
610041151454500
7650656304151
oct143153577644
937330022880
1013315800996
115713471413
1226b7527430
1313429428b4
14904693228
1552e0327b6
hex319aeffa4

13315800996 has 36 divisors (see below), whose sum is σ = 33710991132. Its totient is φ = 4431795264.

The previous prime is 13315800991. The next prime is 13315801007. The reversal of 13315800996 is 69900851331.

It can be written as a sum of positive squares in 2 ways, for example, as 1735888896 + 11579912100 = 41664^2 + 107610^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (13315800991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259711 + ... + 306726.

Almost surely, 213315800996 is an apocalyptic number.

It is an amenable number.

13315800996 is an abundant number, since it is smaller than the sum of its proper divisors (20395190136).

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

13315800996 is a wasteful number, since it uses less digits than its factorization.

13315800996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567100 (or 567095 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The spelling of 13315800996 in words is "thirteen billion, three hundred fifteen million, eight hundred thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 36 653 1306 1959 2612 3918 5877 7836 11754 23508 566437 1132874 1699311 2265748 3398622 5097933 6797244 10195866 20391732 369883361 739766722 1109650083 1479533444 2219300166 3328950249 4438600332 6657900498 13315800996