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255082825 = 5246122133
BaseRepresentation
bin11110011010001…
…00000101001001
3122202222112212001
433031010011021
51010300122300
641151151001
76215111464
oct1715040511
9582875761
10255082825
11120a95558
1271515461
1340b020aa
1425c402db
15175da16a
hexf344149

255082825 has 12 divisors (see below), whose sum is σ = 317003148. Its totient is φ = 203614400.

The previous prime is 255082819. The next prime is 255082843. The reversal of 255082825 is 528280552.

It can be written as a sum of positive squares in 6 ways, for example, as 14584761 + 240498064 = 3819^2 + 15508^2 .

It is not a de Polignac number, because 255082825 - 221 = 252985673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 459 + ... + 22591.

It is an arithmetic number, because the mean of its divisors is an integer number (26416929).

Almost surely, 2255082825 is an apocalyptic number.

255082825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255082825 is a deficient number, since it is larger than the sum of its proper divisors (61920323).

255082825 is a wasteful number, since it uses less digits than its factorization.

255082825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22604 (or 22599 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 255082825 is about 15971.3125634683. The cubic root of 255082825 is about 634.2012193551.

The spelling of 255082825 in words is "two hundred fifty-five million, eighty-two thousand, eight hundred twenty-five".

Divisors: 1 5 25 461 2305 11525 22133 110665 553325 10203313 51016565 255082825