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53207488029696 = 21037111317302843
BaseRepresentation
bin11000001100100010101010…
…11011000110010000000000
320222101120211022202112202120
430012101111123012100000
523433222413413422241
6305055103233244240
714131054104011460
oct1406212533062000
9228346738675676
1053207488029696
1115a54194970560
125b73b74103680
13238c5a19cb740
14d1d382c99ba0
156240aede3666
hex3064556c6400

53207488029696 has 352 divisors, whose sum is σ = 190412122887168. Its totient is φ = 12757039349760.

The previous prime is 53207488029677. The next prime is 53207488029719. The reversal of 53207488029696 is 69692088470235.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (352).

It is a self number, because there is not a number n which added to its sum of digits gives 53207488029696.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5576350 + ... + 11726493.

Almost surely, 253207488029696 is an apocalyptic number.

53207488029696 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53207488029696 is an abundant number, since it is smaller than the sum of its proper divisors (137204634857472).

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

53207488029696 is a wasteful number, since it uses less digits than its factorization.

53207488029696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17302897 (or 17302879 counting only the distinct ones).

The product of its (nonzero) digits is 313528320, while the sum is 69.

The spelling of 53207488029696 in words is "fifty-three trillion, two hundred seven billion, four hundred eighty-eight million, twenty-nine thousand, six hundred ninety-six".