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92012713 = 137077901
BaseRepresentation
bin1010111110000…
…00000010101001
320102010201201021
411133000002221
5142023401323
613044052441
72165044432
oct537000251
9212121637
1092012713
1147a36571
1226994121
13160a80c0
14c312489
15812805d
hex57c00a9

92012713 has 4 divisors (see below), whose sum is σ = 99090628. Its totient is φ = 84934800.

The previous prime is 92012707. The next prime is 92012729. The reversal of 92012713 is 31721029.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31721029 = 311023259.

It can be written as a sum of positive squares in 2 ways, for example, as 34904464 + 57108249 = 5908^2 + 7557^2 .

It is a cyclic number.

It is not a de Polignac number, because 92012713 - 29 = 92012201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (92012413) by changing a digit.

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, 3538938 + ... + 3538963.

It is an arithmetic number, because the mean of its divisors is an integer number (24772657).

Almost surely, 292012713 is an apocalyptic number.

It is an amenable number.

92012713 is a deficient number, since it is larger than the sum of its proper divisors (7077915).

92012713 is a wasteful number, since it uses less digits than its factorization.

92012713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7077914.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 92012713 is about 9592.3257346694. The cubic root of 92012713 is about 451.4565364397.

The spelling of 92012713 in words is "ninety-two million, twelve thousand, seven hundred thirteen".

Divisors: 1 13 7077901 92012713