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86961518286 = 2314493586381
BaseRepresentation
bin101000011111101001…
…1110111011011001110
322022110111102211210120
41100333103313123032
52411044122041121
6103541035045410
76165662465166
oct1207723673316
9268414384716
1086961518286
1133975567885
1214a2b2a0866
13827b4862c6
1442cd5595a6
1523de735bc6
hex143f4f76ce

86961518286 has 8 divisors (see below), whose sum is σ = 173923036584. Its totient is φ = 28987172760.

The previous prime is 86961518257. The next prime is 86961518309. The reversal of 86961518286 is 68281516968.

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

86961518286 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7246793185 + ... + 7246793196.

It is an arithmetic number, because the mean of its divisors is an integer number (21740379573).

Almost surely, 286961518286 is an apocalyptic number.

86961518286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86961518286 is a wasteful number, since it uses less digits than its factorization.

86961518286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14493586386.

The product of its digits is 9953280, while the sum is 60.

The spelling of 86961518286 in words is "eighty-six billion, nine hundred sixty-one million, five hundred eighteen thousand, two hundred eighty-six".

Divisors: 1 2 3 6 14493586381 28987172762 43480759143 86961518286