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54125450124 = 2235385102909
BaseRepresentation
bin110010011010001000…
…001101001110001100
312011201002120202021220
4302122020031032030
51341322103400444
640510452123340
73624164510064
oct623210151614
9164632522256
1054125450124
1120a55450869
12a5a6606550
135147675c85
1428965bc3a4
15161bb4a619
hexc9a20d38c

54125450124 has 24 divisors (see below), whose sum is σ = 128675599920. Its totient is φ = 17701404864.

The previous prime is 54125450123. The next prime is 54125450161. The reversal of 54125450124 is 42105452145.

It is a happy number.

It is a super-2 number, since 2×541254501242 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54125450123) 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, 42550819 + ... + 42552090.

It is an arithmetic number, because the mean of its divisors is an integer number (5361483330).

Almost surely, 254125450124 is an apocalyptic number.

It is an amenable number.

54125450124 is an abundant number, since it is smaller than the sum of its proper divisors (74550149796).

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

54125450124 is a wasteful number, since it uses less digits than its factorization.

54125450124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85102969 (or 85102967 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 54125450124 in words is "fifty-four billion, one hundred twenty-five million, four hundred fifty thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 53 106 159 212 318 636 85102909 170205818 255308727 340411636 510617454 1021234908 4510454177 9020908354 13531362531 18041816708 27062725062 54125450124