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230282057 = 863266839
BaseRepresentation
bin11011011100111…
…01001101001001
3121001022112121002
431232131031021
5432423011212
634503424345
75464236155
oct1556351511
9531275532
10230282057
11108a96355
12651550b5
133892a795
1422826065
151533bac2
hexdb9d349

230282057 has 4 divisors (see below), whose sum is σ = 230549760. Its totient is φ = 230014356.

The previous prime is 230282027. The next prime is 230282099. The reversal of 230282057 is 750282032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230282057 - 26 = 230281993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230282027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132557 + ... + 134282.

It is an arithmetic number, because the mean of its divisors is an integer number (57637440).

Almost surely, 2230282057 is an apocalyptic number.

It is an amenable number.

230282057 is a deficient number, since it is larger than the sum of its proper divisors (267703).

230282057 is an equidigital number, since it uses as much as digits as its factorization.

230282057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267702.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 230282057 is about 15175.0471827932. The cubic root of 230282057 is about 612.9429206140.

The spelling of 230282057 in words is "two hundred thirty million, two hundred eighty-two thousand, fifty-seven".

Divisors: 1 863 266839 230282057