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92402261 = 713200323
BaseRepresentation
bin1011000000111…
…11001001010101
320102212112001222
411200133021111
5142123333021
613100300125
72201256230
oct540371125
9212775058
1092402261
1148182206
1226b41645
13161b34c3
14c3b4417
1581a36ab
hex581f255

92402261 has 4 divisors (see below), whose sum is σ = 105602592. Its totient is φ = 79201932.

The previous prime is 92402257. The next prime is 92402281. The reversal of 92402261 is 16220429.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 92402261 - 22 = 92402257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 92402261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92402221) 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 3 ways as a sum of consecutive naturals, for example, 6600155 + ... + 6600168.

It is an arithmetic number, because the mean of its divisors is an integer number (26400648).

Almost surely, 292402261 is an apocalyptic number.

It is an amenable number.

92402261 is a deficient number, since it is larger than the sum of its proper divisors (13200331).

92402261 is a wasteful number, since it uses less digits than its factorization.

92402261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13200330.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 92402261 is about 9612.6094792205. The cubic root of 92402261 is about 452.0927398006.

The spelling of 92402261 in words is "ninety-two million, four hundred two thousand, two hundred sixty-one".

Divisors: 1 7 13200323 92402261