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85884239412954 = 232211211110711993
BaseRepresentation
bin10011100001110001111011…
…100101001111111011011010
3102021002110020022102110022100
4103201301323211033323122
542224111410242203304
6502354401440304230
724042634341641613
oct2341617345177332
9367073208373270
1085884239412954
1125402335173144
129770b36012076
1338bcb06402c18
14172cb684b2c0a
159de0a5bd3439
hex4e1c7b94feda

85884239412954 has 48 divisors (see below), whose sum is σ = 187053010619904. Its totient is φ = 28478901931200.

The previous prime is 85884239412941. The next prime is 85884239412973. The reversal of 85884239412954 is 45921493248858.

85884239412954 is a `hidden beast` number, since 8 + 5 + 88 + 42 + 3 + 9 + 412 + 95 + 4 = 666.

It is a super-2 number, since 2×858842394129542 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2661582 + ... + 13373574.

It is an arithmetic number, because the mean of its divisors is an integer number (3896937721248).

Almost surely, 285884239412954 is an apocalyptic number.

85884239412954 is an abundant number, since it is smaller than the sum of its proper divisors (101168771206950).

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

85884239412954 is a wasteful number, since it uses less digits than its factorization.

85884239412954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10714323 (or 10714320 counting only the distinct ones).

The product of its digits is 796262400, while the sum is 72.

The spelling of 85884239412954 in words is "eighty-five trillion, eight hundred eighty-four billion, two hundred thirty-nine million, four hundred twelve thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 211 422 633 1266 1899 2111 3798 4222 6333 12666 18999 37998 445421 890842 1336263 2672526 4008789 8017578 10711993 21423986 32135979 64271958 96407937 192815874 2260230523 4520461046 6780691569 13561383138 20342074707 22613017223 40684149414 45226034446 67839051669 135678103338 203517155007 407034310014 4771346634053 9542693268106 14314039902159 28628079804318 42942119706477 85884239412954