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255233160 = 23335731353
BaseRepresentation
bin11110011011010…
…00110010001000
3122210021012002000
433031220302020
51010314430120
641154311000
76216306000
oct1715506210
9583235060
10255233160
111210884a6
1271588460
1340b55650
1425c7d000
1517619990
hexf368c88

255233160 has 512 divisors, whose sum is σ = 1088640000. Its totient is φ = 52835328.

The previous prime is 255233117. The next prime is 255233177. The reversal of 255233160 is 61332552.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 4815694 + ... + 4815746.

It is an arithmetic number, because the mean of its divisors is an integer number (2126250).

Almost surely, 2255233160 is an apocalyptic number.

255233160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255233160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544320000).

255233160 is an abundant number, since it is smaller than the sum of its proper divisors (833406840).

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

255233160 is a wasteful number, since it uses less digits than its factorization.

255233160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 255233160 is about 15976.0182774057. The cubic root of 255233160 is about 634.3257853219.

The spelling of 255233160 in words is "two hundred fifty-five million, two hundred thirty-three thousand, one hundred sixty".