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86700684 = 22371032151
BaseRepresentation
bin1010010101011…
…11001010001100
320001010211222110
411022233022030
5134143410214
612334144020
72101641450
oct512571214
9201124873
1086700684
1144a38564
1225052010
1314c682a5
14b72c660
157929159
hex52af28c

86700684 has 24 divisors (see below), whose sum is σ = 231202048. Its totient is φ = 24771600.

The previous prime is 86700673. The next prime is 86700701. The reversal of 86700684 is 48600768.

It is a super-3 number, since 3×867006843 (a number of 25 digits) contains 333 as substring.

It is the 65-th Perrin number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515992 + ... + 516159.

Almost surely, 286700684 is an apocalyptic number.

86700684 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

86700684 is an abundant number, since it is smaller than the sum of its proper divisors (144501364).

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

86700684 is a wasteful number, since it uses less digits than its factorization.

86700684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032165 (or 1032163 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 86700684 is about 9311.3202071457. The cubic root of 86700684 is about 442.5960237204.

The spelling of 86700684 in words is "eighty-six million, seven hundred thousand, six hundred eighty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1032151 2064302 3096453 4128604 6192906 7225057 12385812 14450114 21675171 28900228 43350342 86700684