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255233061 = 32191639157
BaseRepresentation
bin11110011011010…
…00110000100101
3122210021011221100
433031220300211
51010314424221
641154310313
76216305466
oct1715506045
9583234840
10255233061
11121088416
1271588399
1340b555a5
1425c7cd6d
1517619926
hexf368c25

255233061 has 24 divisors (see below), whose sum is σ = 390497120. Its totient is φ = 160193376.

The previous prime is 255233059. The next prime is 255233081. The reversal of 255233061 is 160332552.

255233061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255233061 - 21 = 255233059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255233081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23295 + ... + 32451.

Almost surely, 2255233061 is an apocalyptic number.

It is an amenable number.

255233061 is a deficient number, since it is larger than the sum of its proper divisors (135264059).

255233061 is a wasteful number, since it uses less digits than its factorization.

255233061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9345 (or 9342 counting only the distinct ones).

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

The square root of 255233061 is about 15976.0151790113. The cubic root of 255233061 is about 634.3257033077.

The spelling of 255233061 in words is "two hundred fifty-five million, two hundred thirty-three thousand, sixty-one".

Divisors: 1 3 9 19 57 163 171 489 1467 3097 9157 9291 27471 27873 82413 173983 521949 1492591 1565847 4477773 13433319 28359229 85077687 255233061