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54131062425 = 3521183790523
BaseRepresentation
bin110010011010011101…
…100111011010011001
312011201111010212220220
4302122131213122121
51341330022444200
640511212310253
73624263303346
oct623235473231
9164644125826
1054131062425
1120a58634430
12a5a8472389
13514888c66b
14289723d7cd
15161c3a84a0
hexc9a767699

54131062425 has 48 divisors (see below), whose sum is σ = 98809175808. Its totient is φ = 25929121600.

The previous prime is 54131062423. The next prime is 54131062441. The reversal of 54131062425 is 52426013145.

It is not a de Polignac number, because 54131062425 - 21 = 54131062423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (54131062423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 326787 + ... + 463736.

It is an arithmetic number, because the mean of its divisors is an integer number (2058524496).

Almost surely, 254131062425 is an apocalyptic number.

54131062425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54131062425 is a deficient number, since it is larger than the sum of its proper divisors (44678113383).

54131062425 is a wasteful number, since it uses less digits than its factorization.

54131062425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790630 (or 790625 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 54131062425 in words is "fifty-four billion, one hundred thirty-one million, sixty-two thousand, four hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 83 165 249 275 415 825 913 1245 2075 2739 4565 6225 13695 22825 68475 790523 2371569 3952615 8695753 11857845 19763075 26087259 43478765 59289225 65613409 130436295 196840227 217393825 328067045 652181475 721747499 984201135 1640335225 2165242497 3608737495 4921005675 10826212485 18043687475 54131062425