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88321852116 = 2236238112721
BaseRepresentation
bin101001001000001100…
…1001000001011010100
322102222022010222000000
41102100121020023110
52421340343231431
6104324031451300
76244461233061
oct1222031101324
9272868128000
1088321852116
1134503423813
121514a986b30
138437257174
1443bc0a3c68
15246dd929e6
hex14906482d4

88321852116 has 84 divisors (see below), whose sum is σ = 231854404404. Its totient is φ = 29425939200.

The previous prime is 88321852109. The next prime is 88321852169. The reversal of 88321852116 is 61125812388.

88321852116 is a `hidden beast` number, since 88 + 32 + 1 + 8 + 521 + 16 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29953224900 + 58368627216 = 173070^2 + 241596^2 .

It is a super-2 number, since 2×883218521162 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6936636 + ... + 6949356.

It is an arithmetic number, because the mean of its divisors is an integer number (2760171481).

Almost surely, 288321852116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88321852116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115927202202).

88321852116 is an abundant number, since it is smaller than the sum of its proper divisors (143532552288).

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

88321852116 is a wasteful number, since it uses less digits than its factorization.

88321852116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15124 (or 15107 counting only the distinct ones).

The product of its digits is 184320, while the sum is 45.

The spelling of 88321852116 in words is "eighty-eight billion, three hundred twenty-one million, eight hundred fifty-two thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 729 972 1458 2381 2916 4762 7143 9524 12721 14286 21429 25442 28572 38163 42858 50884 64287 76326 85716 114489 128574 152652 192861 228978 257148 343467 385722 457956 578583 686934 771444 1030401 1157166 1373868 1735749 2060802 2314332 3091203 3471498 4121604 6182406 6942996 9273609 12364812 18547218 30288701 37094436 60577402 90866103 121154804 181732206 272598309 363464412 545196618 817794927 1090393236 1635589854 2453384781 3271179708 4906769562 7360154343 9813539124 14720308686 22080463029 29440617372 44160926058 88321852116