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255100053 = 31316340129
BaseRepresentation
bin11110011010010…
…00010010010101
3122210000102111010
433031020102111
51010301200203
641151402433
76215212635
oct1715102225
9583012433
10255100053
11120aa749a
1271523419
1340b09ba0
1425c466c5
15175e0303
hexf348495

255100053 has 16 divisors (see below), whose sum is σ = 368553920. Its totient is φ = 156017664.

The previous prime is 255100031. The next prime is 255100063. The reversal of 255100053 is 350001552.

It is not a de Polignac number, because 255100053 - 28 = 255099797 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 (255100063) 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 15 ways as a sum of consecutive naturals, for example, 13708 + ... + 26421.

It is an arithmetic number, because the mean of its divisors is an integer number (23034620).

Almost surely, 2255100053 is an apocalyptic number.

It is an amenable number.

255100053 is a deficient number, since it is larger than the sum of its proper divisors (113453867).

255100053 is a wasteful number, since it uses less digits than its factorization.

255100053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40308.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 255100053 is about 15971.8518963832. The cubic root of 255100053 is about 634.2154967735.

The spelling of 255100053 in words is "two hundred fifty-five million, one hundred thousand, fifty-three".

Divisors: 1 3 13 39 163 489 2119 6357 40129 120387 521677 1565031 6541027 19623081 85033351 255100053