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53794171974 = 2371633719927
BaseRepresentation
bin110010000110011000…
…011110110001000110
312010212000020002002210
4302012120132301012
51340132302000344
640413535444250
73613032626424
oct620630366106
9163760202083
1053794171974
11208a5453674
12a513686686
1350c3b464ba
1428645c6114
1515eca0ddb9
hexc8661ec46

53794171974 has 32 divisors (see below), whose sum is σ = 109126365696. Its totient is φ = 17675159040.

The previous prime is 53794171957. The next prime is 53794172023. The reversal of 53794171974 is 47917149735.

It is a Curzon number.

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, 2689599 + ... + 2709525.

It is an arithmetic number, because the mean of its divisors is an integer number (3410198928).

Almost surely, 253794171974 is an apocalyptic number.

53794171974 is an abundant number, since it is smaller than the sum of its proper divisors (55332193722).

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

53794171974 is a wasteful number, since it uses less digits than its factorization.

53794171974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26340.

The product of its digits is 6667920, while the sum is 57.

The spelling of 53794171974 in words is "fifty-three billion, seven hundred ninety-four million, one hundred seventy-one thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 71 142 213 426 6337 12674 19011 19927 38022 39854 59781 119562 449927 899854 1349781 1414817 2699562 2829634 4244451 8488902 126277399 252554798 378832197 757664394 8965695329 17931390658 26897085987 53794171974