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107197411938 = 231719917473023
BaseRepresentation
bin110001111010101110…
…1101011001001100010
3101020200202211202022020
41203311131223021202
53224020014140223
6121125032322310
710513310652531
oct1436535531142
9336622752266
10107197411938
114150a165231
1218938243396
13a1549a4986
14528ccc8318
152bc604b1e3
hex18f576b262

107197411938 has 64 divisors (see below), whose sum is σ = 228353126400. Its totient is φ = 33431346432.

The previous prime is 107197411907. The next prime is 107197411939. The reversal of 107197411938 is 839114791701.

It is a super-2 number, since 2×1071974119382 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (107197411939) 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, 35459095 + ... + 35462117.

It is an arithmetic number, because the mean of its divisors is an integer number (3568017600).

Almost surely, 2107197411938 is an apocalyptic number.

107197411938 is an abundant number, since it is smaller than the sum of its proper divisors (121155714462).

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

107197411938 is a wasteful number, since it uses less digits than its factorization.

107197411938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4991.

The product of its (nonzero) digits is 381024, while the sum is 51.

The spelling of 107197411938 in words is "one hundred seven billion, one hundred ninety-seven million, four hundred eleven thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 17 34 51 102 199 398 597 1194 1747 3023 3383 3494 5241 6046 6766 9069 10149 10482 18138 20298 29699 51391 59398 89097 102782 154173 178194 308346 347653 601577 695306 1042959 1203154 1804731 2085918 3609462 5281181 5910101 10226809 10562362 11820202 15843543 17730303 20453618 30680427 31687086 35460606 61360854 89780077 179560154 269340231 538680462 1050955019 2101910038 3152865057 6305730114 17866235323 35732470646 53598705969 107197411938