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54861234725 = 52112319744029
BaseRepresentation
bin110011000101111111…
…000000001000100101
312020121101002111000102
4303011333000020211
51344323434002400
641111454353445
73651340541513
oct630577001045
9166541074012
1054861234725
11212a2811710
12a770abb885
135233c3428b
1429261cd4b3
15166153a9d5
hexcc5fc0225

54861234725 has 48 divisors (see below), whose sum is σ = 77833768320. Its totient is φ = 37969747200.

The previous prime is 54861234713. The next prime is 54861234731. The reversal of 54861234725 is 52743216845.

It is not a de Polignac number, because 54861234725 - 24 = 54861234709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54861234725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1224011 + ... + 1268039.

It is an arithmetic number, because the mean of its divisors is an integer number (1621536840).

Almost surely, 254861234725 is an apocalyptic number.

54861234725 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54861234725 is a deficient number, since it is larger than the sum of its proper divisors (22972533595).

54861234725 is a wasteful number, since it uses less digits than its factorization.

54861234725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44270 (or 44265 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 54861234725 in words is "fifty-four billion, eight hundred sixty-one million, two hundred thirty-four thousand, seven hundred twenty-five".

Divisors: 1 5 11 23 25 55 115 197 253 275 575 985 1265 2167 4531 4925 6325 10835 22655 44029 49841 54175 113275 220145 249205 484319 1012667 1100725 1246025 2421595 5063335 8673713 11139337 12107975 25316675 43368565 55696685 95410843 199495399 216842825 278483425 477054215 997476995 2194449389 2385271075 4987384975 10972246945 54861234725