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230555575 = 52791071091
BaseRepresentation
bin11011011110111…
…11111110110111
3121001211102210101
431233133332313
5433010234300
634513334531
75466455455
oct1557377667
9531742711
10230555575
111091628a8
1265267447
13389c5123
14228979d5
1515392b6a
hexdbdffb7

230555575 has 24 divisors (see below), whose sum is σ = 292481280. Its totient is φ = 180242400.

The previous prime is 230555569. The next prime is 230555593. The reversal of 230555575 is 575555032.

It is not a de Polignac number, because 230555575 - 211 = 230553527 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210780 + ... + 211870.

It is an arithmetic number, because the mean of its divisors is an integer number (12186720).

Almost surely, 2230555575 is an apocalyptic number.

230555575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

230555575 is a deficient number, since it is larger than the sum of its proper divisors (61925705).

230555575 is a wasteful number, since it uses less digits than its factorization.

230555575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 131250, while the sum is 37.

The square root of 230555575 is about 15184.0566055320. The cubic root of 230555575 is about 613.1854993481.

The spelling of 230555575 in words is "two hundred thirty million, five hundred fifty-five thousand, five hundred seventy-five".

Divisors: 1 5 25 79 107 395 535 1091 1975 2675 5455 8453 27275 42265 86189 116737 211325 430945 583685 2154725 2918425 9222223 46111115 230555575