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53404112124 = 223211134858869
BaseRepresentation
bin110001101111001000…
…100001010011111100
312002211211020222120200
4301233020201103330
51333332423041444
640311123243500
73600255314616
oct615710412374
9162754228520
1053404112124
1120715257960
12a424b19590
1350610a545c
14282888bdb6
1515c8660969
hexc6f2214fc

53404112124 has 36 divisors (see below), whose sum is σ = 147265886040. Its totient is φ = 16183064160.

The previous prime is 53404112123. The next prime is 53404112191. The reversal of 53404112124 is 42121140435.

53404112124 is a `hidden beast` number, since 5 + 34 + 0 + 411 + 212 + 4 = 666.

53404112124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53404112123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67429039 + ... + 67429830.

Almost surely, 253404112124 is an apocalyptic number.

It is an amenable number.

53404112124 is an abundant number, since it is smaller than the sum of its proper divisors (93861773916).

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

53404112124 is a wasteful number, since it uses less digits than its factorization.

53404112124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134858890 (or 134858885 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 53404112124 its reverse (42121140435), we get a palindrome (95525252559).

The spelling of 53404112124 in words is "fifty-three billion, four hundred four million, one hundred twelve thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 134858869 269717738 404576607 539435476 809153214 1213729821 1483447559 1618306428 2427459642 2966895118 4450342677 4854919284 5933790236 8900685354 13351028031 17801370708 26702056062 53404112124