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230056023 = 34712371319
BaseRepresentation
bin11011011011001…
…10000001010111
3121000220001112110
431231212001113
5432343243043
634454522103
75462305161
oct1555460127
9530801473
10230056023
1110895154a
1265066333
133887b932
14227a7931
15152e4b33
hexdb66057

230056023 has 16 divisors (see below), whose sum is σ = 313758720. Its totient is φ = 149872416.

The previous prime is 230056003. The next prime is 230056033. The reversal of 230056023 is 320650032.

It is not a de Polignac number, because 230056023 - 214 = 230039639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230056003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173758 + ... + 175076.

It is an arithmetic number, because the mean of its divisors is an integer number (19609920).

Almost surely, 2230056023 is an apocalyptic number.

230056023 is a deficient number, since it is larger than the sum of its proper divisors (83702697).

230056023 is a wasteful number, since it uses less digits than its factorization.

230056023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 230056023 is about 15167.5977992561. The cubic root of 230056023 is about 612.7423096810.

The spelling of 230056023 in words is "two hundred thirty million, fifty-six thousand, twenty-three".

Divisors: 1 3 47 141 1237 1319 3711 3957 58139 61993 174417 185979 1631603 4894809 76685341 230056023