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105938768352 = 25317235127611
BaseRepresentation
bin110001010101001110…
…0010101000111100000
3101010110001111000220010
41202222130111013200
53213430311041402
6120400111244520
710440155446644
oct1425234250740
9333401430803
10105938768352
1140a2374471a
1218646819740
139cb3cb9a61
1451ada90c24
152b507c9a6c
hex18aa7151e0

105938768352 has 96 divisors (see below), whose sum is σ = 294583371264. Its totient is φ = 33220352000.

The previous prime is 105938768311. The next prime is 105938768357. The reversal of 105938768352 is 253867839501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1059387683522 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105938768292 and 105938768301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105938768357) 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, 3823027 + ... + 3850637.

It is an arithmetic number, because the mean of its divisors is an integer number (3068576784).

Almost surely, 2105938768352 is an apocalyptic number.

105938768352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105938768352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147291685632).

105938768352 is an abundant number, since it is smaller than the sum of its proper divisors (188644602912).

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

105938768352 is a wasteful number, since it uses less digits than its factorization.

105938768352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29992 (or 29984 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 105938768352 in words is "one hundred five billion, nine hundred thirty-eight million, seven hundred sixty-eight thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 96 102 136 204 272 408 544 816 1632 2351 4702 7053 9404 14106 18808 27611 28212 37616 39967 55222 56424 75232 79934 82833 110444 112848 119901 159868 165666 220888 225696 239802 319736 331332 441776 469387 479604 639472 662664 883552 938774 959208 1278944 1325328 1408161 1877548 1918416 2650656 2816322 3755096 3836832 5632644 7510192 11265288 15020384 22530576 45061152 64913461 129826922 194740383 259653844 389480766 519307688 778961532 1038615376 1103528837 1557923064 2077230752 2207057674 3115846128 3310586511 4414115348 6231692256 6621173022 8828230696 13242346044 17656461392 26484692088 35312922784 52969384176 105938768352