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86461403754 = 23116192116351
BaseRepresentation
bin101000010000110000…
…0000101001001101010
322021011122101101122010
41100201200011021222
52404033104410004
6103415251540350
76150410543265
oct1204140051152
9267148341563
1086461403754
1133739232390
121490b8ba6b6
1381cb99104b
144282d73cdc
1523b0898a89
hex142180526a

86461403754 has 32 divisors (see below), whose sum is σ = 188947906560. Its totient is φ = 26158086000.

The previous prime is 86461403753. The next prime is 86461403779. The reversal of 86461403754 is 45730416468.

It is a super-2 number, since 2×864614037542 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86461403753) 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, 1017322 + ... + 1099029.

It is an arithmetic number, because the mean of its divisors is an integer number (5904622080).

Almost surely, 286461403754 is an apocalyptic number.

86461403754 is an abundant number, since it is smaller than the sum of its proper divisors (102486502806).

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

86461403754 is a wasteful number, since it uses less digits than its factorization.

86461403754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116986.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 86461403754 in words is "eighty-six billion, four hundred sixty-one million, four hundred three thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 11 22 33 66 619 1238 1857 3714 6809 13618 20427 40854 2116351 4232702 6349053 12698106 23279861 46559722 69839583 139679166 1310021269 2620042538 3930063807 7860127614 14410233959 28820467918 43230701877 86461403754