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230525277 = 3143353623
BaseRepresentation
bin11011011110110…
…00100101011101
3121001202220020020
431233120211131
5433003302102
634512542353
75466301233
oct1557304535
9531686206
10230525277
11109142064
12652519b9
13389b43b8
142288a953
1515388bbc
hexdbd895d

230525277 has 8 divisors (see below), whose sum is σ = 307587264. Its totient is φ = 153573408.

The previous prime is 230525261. The next prime is 230525333. The reversal of 230525277 is 772525032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230525277 - 24 = 230525261 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230525237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22513 + ... + 31110.

It is an arithmetic number, because the mean of its divisors is an integer number (38448408).

Almost surely, 2230525277 is an apocalyptic number.

It is an amenable number.

230525277 is a deficient number, since it is larger than the sum of its proper divisors (77061987).

230525277 is a wasteful number, since it uses less digits than its factorization.

230525277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55059.

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 230525277 is about 15183.0588815298. The cubic root of 230525277 is about 613.1586379892.

The spelling of 230525277 in words is "two hundred thirty million, five hundred twenty-five thousand, two hundred seventy-seven".

Divisors: 1 3 1433 4299 53623 160869 76841759 230525277