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53000005374 = 235109053509
BaseRepresentation
bin110001010111000010…
…111110011011111110
312001210122212020100000
4301113002332123332
51332021000132444
640203050015130
73554250420051
oct612702763376
9161718766300
1053000005374
1120528137538
12a3317174a6
134cc8456834
1427cad38a98
1515a2e3a469
hexc570be6fe

53000005374 has 24 divisors (see below), whose sum is σ = 119086432920. Its totient is φ = 17666668296.

The previous prime is 53000005351. The next prime is 53000005391. The reversal of 53000005374 is 47350000035.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54526269 + ... + 54527240.

It is an arithmetic number, because the mean of its divisors is an integer number (4961934705).

Almost surely, 253000005374 is an apocalyptic number.

53000005374 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

53000005374 is an abundant number, since it is smaller than the sum of its proper divisors (66086427546).

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

53000005374 is a wasteful number, since it uses less digits than its factorization.

53000005374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109053526 (or 109053514 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The spelling of 53000005374 in words is "fifty-three billion, five thousand, three hundred seventy-four".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 109053509 218107018 327160527 654321054 981481581 1962963162 2944444743 5888889486 8833334229 17666668458 26500002687 53000005374