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87950008795 = 5111759909091
BaseRepresentation
bin101000111101000111…
…0101010000111011011
322102000101110100212011
41101322032222013123
52420110200240140
6104223105530351
76232324511545
oct1217216520733
9272011410764
1087950008795
113433253a390
12150663439b7
1383a81c382c
14438494c695
15244b3e1cea
hex147a3aa1db

87950008795 has 16 divisors (see below), whose sum is σ = 115200138240. Its totient is φ = 63927208800.

The previous prime is 87950008787. The next prime is 87950008799. The reversal of 87950008795 is 59780005978.

It is not a de Polignac number, because 87950008795 - 23 = 87950008787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87950008799) 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, 357801 + ... + 551290.

It is an arithmetic number, because the mean of its divisors is an integer number (7200008640).

Almost surely, 287950008795 is an apocalyptic number.

87950008795 is a deficient number, since it is larger than the sum of its proper divisors (27250129445).

87950008795 is a wasteful number, since it uses less digits than its factorization.

87950008795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910866.

The product of its (nonzero) digits is 6350400, while the sum is 58.

The spelling of 87950008795 in words is "eighty-seven billion, nine hundred fifty million, eight thousand, seven hundred ninety-five".

Divisors: 1 5 11 55 1759 8795 19349 96745 909091 4545455 10000001 50000005 1599091069 7995455345 17590001759 87950008795