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230382427 = 1121903987
BaseRepresentation
bin11011011101101…
…01101101011011
3121001111122021111
431232311231123
5432434214202
634505521151
75465134612
oct1556655533
9531448244
10230382427
11109054800
12651a31b7
1338964382
1422850879
151535b6d7
hexdbb5b5b

230382427 has 6 divisors (see below), whose sum is σ = 253230404. Its totient is φ = 209438460.

The previous prime is 230382389. The next prime is 230382431. The reversal of 230382427 is 724283032.

It is not a de Polignac number, because 230382427 - 215 = 230349659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230382457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 951873 + ... + 952114.

Almost surely, 2230382427 is an apocalyptic number.

230382427 is a deficient number, since it is larger than the sum of its proper divisors (22847977).

230382427 is a wasteful number, since it uses less digits than its factorization.

230382427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904009 (or 1903998 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 230382427 is about 15178.3538962563. The cubic root of 230382427 is about 613.0319594588.

The spelling of 230382427 in words is "two hundred thirty million, three hundred eighty-two thousand, four hundred twenty-seven".

Divisors: 1 11 121 1903987 20943857 230382427