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92282021 = 1341173137
BaseRepresentation
bin1011000000000…
…01110010100101
320102122102010122
411200001302211
5142111011041
613053531325
72200245536
oct540016245
9212572118
1092282021
11480aa937
1226aa3b45
1316170860
14c38268d
15817cc4b
hex5801ca5

92282021 has 8 divisors (see below), whose sum is σ = 101805144. Its totient is φ = 83105280.

The previous prime is 92282011. The next prime is 92282023. The reversal of 92282021 is 12028229.

It can be written as a sum of positive squares in 4 ways, for example, as 7365796 + 84916225 = 2714^2 + 9215^2 .

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 92282021 - 214 = 92265637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92282023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86036 + ... + 87101.

It is an arithmetic number, because the mean of its divisors is an integer number (12725643).

Almost surely, 292282021 is an apocalyptic number.

It is an amenable number.

92282021 is a deficient number, since it is larger than the sum of its proper divisors (9523123).

92282021 is a wasteful number, since it uses less digits than its factorization.

92282021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173191.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 92282021 is about 9606.3531581969. The cubic root of 92282021 is about 451.8965569140.

The spelling of 92282021 in words is "ninety-two million, two hundred eighty-two thousand, twenty-one".

Divisors: 1 13 41 533 173137 2250781 7098617 92282021