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86108765494 = 271606399757
BaseRepresentation
bin101000000110001111…
…0110111110100110110
322020021001211111212211
41100030132313310312
52402322320443434
6103320253404034
76135566300353
oct1201436676466
9266231744784
1086108765494
1133578176004
121483179961a
1381738c305b
14424c1bb62a
15238e93d464
hex140c7b7d36

86108765494 has 8 divisors (see below), whose sum is σ = 130982347728. Its totient is φ = 42447982920.

The previous prime is 86108765473. The next prime is 86108765497. The reversal of 86108765494 is 49456780168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86108765497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303199737 + ... + 303200020.

It is an arithmetic number, because the mean of its divisors is an integer number (16372793466).

Almost surely, 286108765494 is an apocalyptic number.

86108765494 is a deficient number, since it is larger than the sum of its proper divisors (44873582234).

86108765494 is a wasteful number, since it uses less digits than its factorization.

86108765494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606399830.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 86108765494 in words is "eighty-six billion, one hundred eight million, seven hundred sixty-five thousand, four hundred ninety-four".

Divisors: 1 2 71 142 606399757 1212799514 43054382747 86108765494