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56090154 = 239348359
BaseRepresentation
bin1101010111110…
…1111000101010
310220112200020010
43111331320222
5103324341104
65322112350
71250521101
oct325757052
9126480203
1056090154
11297303aa
121694b6b6
13b80b453
147641038
154dce489
hex357de2a

56090154 has 8 divisors (see below), whose sum is σ = 112180320. Its totient is φ = 18696716.

The previous prime is 56090141. The next prime is 56090183. The reversal of 56090154 is 45109065.

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

56090154 is an admirable number.

It is a super-2 number, since 2×560901542 = 6292210751487432, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4674174 + ... + 4674185.

It is an arithmetic number, because the mean of its divisors is an integer number (14022540).

Almost surely, 256090154 is an apocalyptic number.

56090154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56090154 is a wasteful number, since it uses less digits than its factorization.

56090154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348364.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 56090154 is about 7489.3360186334. The cubic root of 56090154 is about 382.7914340950.

The spelling of 56090154 in words is "fifty-six million, ninety thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9348359 18696718 28045077 56090154