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86675030 = 2513251287
BaseRepresentation
bin1010010101010…
…00111001010110
320001002112210022
411022220321112
5134142100110
612333425142
72101503611
oct512507126
9201075708
1086675030
1144a20262
122503b1b2
1314c59700
14b723178
157921755
hex52a8e56

86675030 has 24 divisors (see below), whose sum is σ = 168942672. Its totient is φ = 32002464.

The previous prime is 86675009. The next prime is 86675033. The reversal of 86675030 is 3057668.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86675033) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23954 + ... + 27333.

It is an arithmetic number, because the mean of its divisors is an integer number (7039278).

Almost surely, 286675030 is an apocalyptic number.

86675030 is a deficient number, since it is larger than the sum of its proper divisors (82267642).

86675030 is a wasteful number, since it uses less digits than its factorization.

86675030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51320 (or 51307 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 86675030 is about 9309.9425347314. The cubic root of 86675030 is about 442.5523659393.

The spelling of 86675030 in words is "eighty-six million, six hundred seventy-five thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1690 51287 102574 256435 512870 666731 1333462 3333655 6667310 8667503 17335006 43337515 86675030