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57520112194 = 21979107331541
BaseRepresentation
bin110101100100011101…
…110100001001000010
312111110200020110012201
4311210131310021002
51420300122042234
642231355343414
74104254613046
oct654435641102
9174420213181
1057520112194
1122437670706
12b193451b6a
135568a5025c
142ad939a026
151769b9b314
hexd64774242

57520112194 has 64 divisors (see below), whose sum is σ = 93282969600. Its totient is φ = 26520436800.

The previous prime is 57520112191. The next prime is 57520112197. The reversal of 57520112194 is 49121102575.

It is an interprime number because it is at equal distance from previous prime (57520112191) and next prime (57520112197).

It is not an unprimeable number, because it can be changed into a prime (57520112191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106321564 + ... + 106322104.

It is an arithmetic number, because the mean of its divisors is an integer number (1457546400).

Almost surely, 257520112194 is an apocalyptic number.

57520112194 is a deficient number, since it is larger than the sum of its proper divisors (35762857406).

57520112194 is a wasteful number, since it uses less digits than its factorization.

57520112194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 57520112194 in words is "fifty-seven billion, five hundred twenty million, one hundred twelve thousand, one hundred ninety-four".

Divisors: 1 2 19 38 79 107 158 214 331 541 662 1082 1501 2033 3002 4066 6289 8453 10279 12578 16906 20558 26149 35417 42739 52298 57887 70834 85478 115774 160607 179071 321214 358142 496831 672923 812041 993662 1099853 1345846 1624082 2199706 2797943 3402349 4573073 5595886 6804698 9146146 14146609 19160597 28293218 38321194 53160917 86888387 106321834 173776774 268785571 364051343 537571142 728102686 1513687163 3027374326 28760056097 57520112194