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86707679368 = 23194121316529
BaseRepresentation
bin101000011000000101…
…1100011000010001000
322021210210210111021011
41100300023203002020
52410034131214433
6103455530253304
76156461054062
oct1206013430210
9267723714234
1086707679368
1133855251952
121497a287234
13823a9cb46b
1442a7960732
1523c72e43cd
hex14302e3088

86707679368 has 64 divisors (see below), whose sum is σ = 175416696000. Its totient is φ = 40045363200.

The previous prime is 86707679363. The next prime is 86707679371. The reversal of 86707679368 is 86397670768.

It is a super-2 number, since 2×867076793682 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86707679363) 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, 13277128 + ... + 13283656.

It is an arithmetic number, because the mean of its divisors is an integer number (2740885875).

Almost surely, 286707679368 is an apocalyptic number.

It is an amenable number.

86707679368 is an abundant number, since it is smaller than the sum of its proper divisors (88709016632).

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

86707679368 is a wasteful number, since it uses less digits than its factorization.

86707679368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8726 (or 8722 counting only the distinct ones).

The product of its (nonzero) digits is 128024064, while the sum is 67.

The spelling of 86707679368 in words is "eighty-six billion, seven hundred seven million, six hundred seventy-nine thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 19 38 41 76 82 152 164 328 779 1558 2131 3116 4262 6232 6529 8524 13058 17048 26116 40489 52232 80978 87371 124051 161956 174742 248102 267689 323912 349484 496204 535378 698968 992408 1070756 1660049 2141512 3320098 5086091 6640196 10172182 13280392 13913299 20344364 27826598 40688728 55653196 111306392 264352681 528705362 570445259 1057410724 1140890518 2114821448 2281781036 4563562072 10838459921 21676919842 43353839684 86707679368