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54157059131 = 7227118128859
BaseRepresentation
bin110010011100000000…
…110010010000111011
312011210022001122200212
4302130000302100323
51341403201343011
640513541421335
73625030256450
oct623400622073
9164708048625
1054157059131
1120a7128010a
12a5b510a84b
135151092426
14289a889827
15161e7e108b
hexc9c03243b

54157059131 has 16 divisors (see below), whose sum is σ = 62221236480. Its totient is φ = 46175108640.

The previous prime is 54157059119. The next prime is 54157059149. The reversal of 54157059131 is 13195075145.

It is a cyclic number.

It is not a de Polignac number, because 54157059131 - 214 = 54157042747 is a prime.

It is a super-2 number, since 2×541570591312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54157059191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1862180 + ... + 1891038.

It is an arithmetic number, because the mean of its divisors is an integer number (3888827280).

Almost surely, 254157059131 is an apocalyptic number.

54157059131 is a deficient number, since it is larger than the sum of its proper divisors (8064177349).

54157059131 is a wasteful number, since it uses less digits than its factorization.

54157059131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30274.

The product of its (nonzero) digits is 94500, while the sum is 41.

The spelling of 54157059131 in words is "fifty-four billion, one hundred fifty-seven million, fifty-nine thousand, one hundred thirty-one".

Divisors: 1 7 227 1181 1589 8267 28859 202013 268087 1876609 6550993 34082479 45856951 238577353 7736722733 54157059131