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22153092 = 22313142007
BaseRepresentation
bin101010010000…
…0011110000100
31112200111022220
41110200132010
521132344332
62110452340
7356204163
oct124403604
945614286
1022153092
1111560a45
1275040b0
134788450
142d293da
151e28d2c
hex1520784

22153092 has 24 divisors (see below), whose sum is σ = 55667136. Its totient is φ = 6816288.

The previous prime is 22153073. The next prime is 22153093. The reversal of 22153092 is 29035122.

It is not an unprimeable number, because it can be changed into a prime (22153093) 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, 70848 + ... + 71159.

It is an arithmetic number, because the mean of its divisors is an integer number (2319464).

Almost surely, 222153092 is an apocalyptic number.

It is an amenable number.

22153092 is an abundant number, since it is smaller than the sum of its proper divisors (33514044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22153092 is a wasteful number, since it uses less digits than its factorization.

22153092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142027 (or 142025 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 22153092 is about 4706.7071291934. The cubic root of 22153092 is about 280.8523854992.

The spelling of 22153092 in words is "twenty-two million, one hundred fifty-three thousand, ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 142007 284014 426021 568028 852042 1704084 1846091 3692182 5538273 7384364 11076546 22153092