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86813204 = 22191142279
BaseRepresentation
bin1010010110010…
…10101000010100
320001100120022212
411023022220110
5134211010304
612340412552
72102620502
oct513125024
9201316285
1086813204
1145005055
12250a7158
1314ca757a
14b75b672
15794c66e
hex52caa14

86813204 has 12 divisors (see below), whose sum is σ = 159919200. Its totient is φ = 41122008.

The previous prime is 86813189. The next prime is 86813227. The reversal of 86813204 is 40231868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571064 + ... + 571215.

It is an arithmetic number, because the mean of its divisors is an integer number (13326600).

Almost surely, 286813204 is an apocalyptic number.

It is an amenable number.

86813204 is a deficient number, since it is larger than the sum of its proper divisors (73105996).

86813204 is a wasteful number, since it uses less digits than its factorization.

86813204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142302 (or 1142300 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 86813204 is about 9317.3603558089. The cubic root of 86813204 is about 442.7874077402.

The spelling of 86813204 in words is "eighty-six million, eight hundred thirteen thousand, two hundred four".

Divisors: 1 2 4 19 38 76 1142279 2284558 4569116 21703301 43406602 86813204