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86676280 = 23514914543
BaseRepresentation
bin1010010101010…
…01001100111000
320001002121111121
411022221030320
5134142120110
612333435024
72101510345
oct512511470
9201077447
1086676280
1144a21199
122503ba74
1314c5a152
14b7237cc
157921cda
hex52a9338

86676280 has 32 divisors (see below), whose sum is σ = 196344000. Its totient is φ = 34435456.

The previous prime is 86676277. The next prime is 86676283. The reversal of 86676280 is 8267668.

It is an interprime number because it is at equal distance from previous prime (86676277) and next prime (86676283).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86676283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312 + ... + 13231.

It is an arithmetic number, because the mean of its divisors is an integer number (6135750).

Almost surely, 286676280 is an apocalyptic number.

It is an amenable number.

86676280 is an abundant number, since it is smaller than the sum of its proper divisors (109667720).

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

86676280 is a wasteful number, since it uses less digits than its factorization.

86676280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14703 (or 14699 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 86676280 is about 9310.0096670197. The cubic root of 86676280 is about 442.5544933794.

The spelling of 86676280 in words is "eighty-six million, six hundred seventy-six thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 149 298 596 745 1192 1490 2980 5960 14543 29086 58172 72715 116344 145430 290860 581720 2166907 4333814 8667628 10834535 17335256 21669070 43338140 86676280