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230423051 = 1921036197
BaseRepresentation
bin11011011101111…
…11101000001011
3121001120201000002
431232333220023
5432442014201
634510433215
75465364215
oct1556775013
9531521002
10230423051
11109082281
126520280b
1338979a01
14228615b5
151536876b
hexdbbfa0b

230423051 has 12 divisors (see below), whose sum is σ = 245589552. Its totient is φ = 216141264.

The previous prime is 230423041. The next prime is 230423059. The reversal of 230423051 is 150324032.

It is a happy number.

It is not a de Polignac number, because 230423051 - 226 = 163314187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230423059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34085 + ... + 40281.

It is an arithmetic number, because the mean of its divisors is an integer number (20465796).

Almost surely, 2230423051 is an apocalyptic number.

230423051 is a deficient number, since it is larger than the sum of its proper divisors (15166501).

230423051 is a wasteful number, since it uses less digits than its factorization.

230423051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338 (or 6319 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 230423051 is about 15179.6920588001. The cubic root of 230423051 is about 613.0679899075.

Adding to 230423051 its reverse (150324032), we get a palindrome (380747083).

The spelling of 230423051 in words is "two hundred thirty million, four hundred twenty-three thousand, fifty-one".

Divisors: 1 19 103 361 1957 6197 37183 117743 638291 2237117 12127529 230423051