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86801013 = 3213799391
BaseRepresentation
bin1010010110001…
…11101001110101
320001022221121100
411023013221311
5134210113023
612340240313
72102540115
oct513075165
9201287540
1086801013
1144aa6982
12250a0099
1314ca1b60
14b757045
157948c43
hex52c7a75

86801013 has 24 divisors (see below), whose sum is σ = 136747520. Its totient is φ = 52734240.

The previous prime is 86801003. The next prime is 86801017. The reversal of 86801013 is 31010868.

It is not a de Polignac number, because 86801013 - 25 = 86800981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86801017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4548 + ... + 13938.

Almost surely, 286801013 is an apocalyptic number.

It is an amenable number.

86801013 is a deficient number, since it is larger than the sum of its proper divisors (49946507).

86801013 is a wasteful number, since it uses less digits than its factorization.

86801013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9489 (or 9486 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 86801013 is about 9316.7061239475. The cubic root of 86801013 is about 442.7666801944.

The spelling of 86801013 in words is "eighty-six million, eight hundred one thousand, thirteen".

Divisors: 1 3 9 13 39 79 117 237 711 1027 3081 9243 9391 28173 84519 122083 366249 741889 1098747 2225667 6677001 9644557 28933671 86801013