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255144054 = 23113865819
BaseRepresentation
bin11110011010100…
…11000001110110
3122210002122211210
433031103001312
51010304102204
641152342250
76215455134
oct1715230166
9583078753
10255144054
11121027560
1271544986
1340b23c19
1425c58754
15175ed389
hexf353076

255144054 has 16 divisors (see below), whose sum is σ = 556678080. Its totient is φ = 77316360.

The previous prime is 255144031. The next prime is 255144073. The reversal of 255144054 is 450441552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1932844 + ... + 1932975.

It is an arithmetic number, because the mean of its divisors is an integer number (34792380).

Almost surely, 2255144054 is an apocalyptic number.

255144054 is an abundant number, since it is smaller than the sum of its proper divisors (301534026).

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

255144054 is a wasteful number, since it uses less digits than its factorization.

255144054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865835.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 255144054 is about 15973.2292915365. The cubic root of 255144054 is about 634.2519589530.

The spelling of 255144054 in words is "two hundred fifty-five million, one hundred forty-four thousand, fifty-four".

Divisors: 1 2 3 6 11 22 33 66 3865819 7731638 11597457 23194914 42524009 85048018 127572027 255144054