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86008664 = 23729211251
BaseRepresentation
bin1010010000001…
…10001101011000
312222211200201002
411020012031120
5134004234124
612311244132
72063030060
oct510061530
9188750632
1086008664
1144605645
1224979648
1314a85301
14b5cc3a0
15783e0ae
hex5206358

86008664 has 64 divisors (see below), whose sum is σ = 192326400. Its totient is φ = 35280000.

The previous prime is 86008579. The next prime is 86008669. The reversal of 86008664 is 46680068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86008669) 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, 342539 + ... + 342789.

It is an arithmetic number, because the mean of its divisors is an integer number (3005100).

Almost surely, 286008664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86008664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96163200).

86008664 is an abundant number, since it is smaller than the sum of its proper divisors (106317736).

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

86008664 is a wasteful number, since it uses less digits than its factorization.

86008664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 86008664 is about 9274.0856153046. The cubic root of 86008664 is about 441.4153185910.

The spelling of 86008664 in words is "eighty-six million, eight thousand, six hundred sixty-four".

Divisors: 1 2 4 7 8 14 28 29 56 58 116 203 211 232 251 406 422 502 812 844 1004 1477 1624 1688 1757 2008 2954 3514 5908 6119 7028 7279 11816 12238 14056 14558 24476 29116 42833 48952 50953 52961 58232 85666 101906 105922 171332 203812 211844 342664 370727 407624 423688 741454 1482908 1535869 2965816 3071738 6143476 10751083 12286952 21502166 43004332 86008664