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86874068740 = 22543101016359
BaseRepresentation
bin101000011101000011…
…0010001011100000100
322022020101212221120111
41100322012101130010
52410404230144430
6103524232442404
76163551254224
oct1207206213404
9268211787514
1086874068740
1133930168728
1214a05b49404
138266318204
1442c1ab4084
1523d6c0ec2a
hex143a191704

86874068740 has 24 divisors (see below), whose sum is σ = 186678233280. Its totient is φ = 33941496288.

The previous prime is 86874068713. The next prime is 86874068759. The reversal of 86874068740 is 4786047868.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50507320 + ... + 50509039.

It is an arithmetic number, because the mean of its divisors is an integer number (7778259720).

Almost surely, 286874068740 is an apocalyptic number.

It is an amenable number.

86874068740 is an abundant number, since it is smaller than the sum of its proper divisors (99804164540).

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

86874068740 is a wasteful number, since it uses less digits than its factorization.

86874068740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101016411 (or 101016409 counting only the distinct ones).

The product of its (nonzero) digits is 14450688, while the sum is 58.

The spelling of 86874068740 in words is "eighty-six billion, eight hundred seventy-four million, sixty-eight thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 101016359 202032718 404065436 505081795 1010163590 2020327180 4343703437 8687406874 17374813748 21718517185 43437034370 86874068740