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86101444080 = 24325119585339
BaseRepresentation
bin101000000110000001…
…0111100010111110000
322020020120001112210100
41100030002330113300
52402313432202310
6103315432432400
76135450125211
oct1201402742760
9266216045710
1086101444080
1133574025353
121482b248700
13817222b762
14424b233408
15238de93ec0
hex140c0bc5f0

86101444080 has 60 divisors (see below), whose sum is σ = 289157352120. Its totient is φ = 22960384896.

The previous prime is 86101444067. The next prime is 86101444087. The reversal of 86101444080 is 8044410168.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×861014440802 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86101444087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59791950 + ... + 59793389.

It is an arithmetic number, because the mean of its divisors is an integer number (4819289202).

Almost surely, 286101444080 is an apocalyptic number.

86101444080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

86101444080 is an abundant number, since it is smaller than the sum of its proper divisors (203055908040).

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

86101444080 is a wasteful number, since it uses less digits than its factorization.

86101444080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119585358 (or 119585349 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The spelling of 86101444080 in words is "eighty-six billion, one hundred one million, four hundred forty-four thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 119585339 239170678 358756017 478341356 597926695 717512034 956682712 1076268051 1195853390 1435024068 1793780085 1913365424 2152536102 2391706780 2870048136 3587560170 4305072204 4783413560 5381340255 5740096272 7175120340 8610144408 9566827120 10762680510 14350240680 17220288816 21525361020 28700481360 43050722040 86101444080