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53131014516 = 22353211395921
BaseRepresentation
bin110001011110110110…
…101111000101110100
312002010210101012002110
4301132312233011310
51332303014431031
640224050011020
73560431112646
oct613666570564
9162123335073
1053131014516
1120595088658
12a369576a70
135019636738
1428004bc896
1515ae6b7c46
hexc5edaf174

53131014516 has 48 divisors (see below), whose sum is σ = 126910421568. Its totient is φ = 17293785600.

The previous prime is 53131014509. The next prime is 53131014533. The reversal of 53131014516 is 61541013135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63765 + ... + 332156.

It is an arithmetic number, because the mean of its divisors is an integer number (2643967116).

Almost surely, 253131014516 is an apocalyptic number.

It is an amenable number.

53131014516 is an abundant number, since it is smaller than the sum of its proper divisors (73779407052).

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

53131014516 is a wasteful number, since it uses less digits than its factorization.

53131014516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396192 (or 396190 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 53131014516 in words is "fifty-three billion, one hundred thirty-one million, fourteen thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 53 106 159 211 212 318 422 633 636 844 1266 2532 11183 22366 33549 44732 67098 134196 395921 791842 1187763 1583684 2375526 4751052 20983813 41967626 62951439 83539331 83935252 125902878 167078662 250617993 251805756 334157324 501235986 1002471972 4427584543 8855169086 13282753629 17710338172 26565507258 53131014516