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53312704135 = 512238718349
BaseRepresentation
bin110001101001101011…
…110100111010000111
312002121110020222101121
4301221223310322013
51333141023013020
640254100134411
73565065336205
oct615153647207
9162543228347
1053312704135
11206786a4769
12a3ba397407
13504817c6a2
14281a696075
1515c0606baa
hexc69af4e87

53312704135 has 8 divisors (see below), whose sum is σ = 64027562400. Its totient is φ = 42615285024.

The previous prime is 53312704121. The next prime is 53312704139. The reversal of 53312704135 is 53140721335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53312704135 - 221 = 53310606983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53312704135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53312704139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4353060 + ... + 4365289.

It is an arithmetic number, because the mean of its divisors is an integer number (8003445300).

Almost surely, 253312704135 is an apocalyptic number.

53312704135 is a deficient number, since it is larger than the sum of its proper divisors (10714858265).

53312704135 is a wasteful number, since it uses less digits than its factorization.

53312704135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8719577.

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 53312704135 in words is "fifty-three billion, three hundred twelve million, seven hundred four thousand, one hundred thirty-five".

Divisors: 1 5 1223 6115 8718349 43591745 10662540827 53312704135