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92124965 = 5137134489
BaseRepresentation
bin1010111110110…
…11011100100101
320102100102200202
411133123130211
5142040444330
613050320245
72166022622
oct537333445
9212312622
1092124965
1148002939
1226a29085
131611721a
14c341349
15814b445
hex57db725

92124965 has 8 divisors (see below), whose sum is σ = 111357720. Its totient is φ = 73161472.

The previous prime is 92124961. The next prime is 92124973. The reversal of 92124965 is 56942129.

It can be written as a sum of positive squares in 4 ways, for example, as 21548164 + 70576801 = 4642^2 + 8401^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 92124965 - 22 = 92124961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92124961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66560 + ... + 67929.

It is an arithmetic number, because the mean of its divisors is an integer number (13919715).

Almost surely, 292124965 is an apocalyptic number.

It is an amenable number.

92124965 is a deficient number, since it is larger than the sum of its proper divisors (19232755).

92124965 is a wasteful number, since it uses less digits than its factorization.

92124965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134631.

The product of its digits is 38880, while the sum is 38.

The square root of 92124965 is about 9598.1750869631. The cubic root of 92124965 is about 451.6400484185.

The spelling of 92124965 in words is "ninety-two million, one hundred twenty-four thousand, nine hundred sixty-five".

Divisors: 1 5 137 685 134489 672445 18424993 92124965