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90347102352 = 24331326361169
BaseRepresentation
bin101010000100100011…
…0110110000010010000
322122012110000100001000
41110021012312002100
52440012324233402
6105301015542000
76345612461523
oct1241106660220
9278173010030
1090347102352
1135352647241
121561508a900
13869aa025a0
144531052bba
15253ba91c1c
hex15091b6090

90347102352 has 160 divisors (see below), whose sum is σ = 280344556800. Its totient is φ = 27692955648.

The previous prime is 90347102323. The next prime is 90347102381. The reversal of 90347102352 is 25320174309.

It is an interprime number because it is at equal distance from previous prime (90347102323) and next prime (90347102381).

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

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 31 ways as a sum of consecutive naturals, for example, 1446424 + ... + 1507592.

It is an arithmetic number, because the mean of its divisors is an integer number (1752153480).

Almost surely, 290347102352 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 90347102352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140172278400).

90347102352 is an abundant number, since it is smaller than the sum of its proper divisors (189997454448).

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

90347102352 is a wasteful number, since it uses less digits than its factorization.

90347102352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61462 (or 61450 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 90347102352 in words is "ninety billion, three hundred forty-seven million, one hundred two thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 104 108 117 144 156 208 216 234 263 312 351 432 468 526 624 702 789 936 1052 1404 1578 1872 2104 2367 2808 3156 3419 4208 4734 5616 6312 6838 7101 9468 10257 12624 13676 14202 18936 20514 27352 28404 30771 37872 41028 54704 56808 61169 61542 82056 92313 113616 122338 123084 164112 183507 184626 244676 246168 367014 369252 489352 492336 550521 734028 738504 795197 978704 1101042 1468056 1477008 1590394 1651563 2202084 2385591 2936112 3180788 3303126 4404168 4771182 6361576 6606252 7156773 8808336 9542364 12723152 13212504 14313546 16087447 19084728 21470319 26425008 28627092 32174894 38169456 42940638 48262341 57254184 64349788 85881276 96524682 114508368 128699576 144787023 171762552 193049364 209136811 257399152 289574046 343525104 386098728 418273622 434361069 579148092 627410433 772197456 836547244 868722138 1158296184 1254820866 1673094488 1737444276 1882231299 2316592368 2509641732 3346188976 3474888552 3764462598 5019283464 5646693897 6949777104 7528925196 10038566928 11293387794 15057850392 22586775588 30115700784 45173551176 90347102352