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230031044 = 22197929059
BaseRepresentation
bin11011011010111…
…11111011000100
3121000211210021022
431231133323010
5432341443134
634454210312
75462142305
oct1555377304
9530753238
10230031044
11108934801
1265053998
1338870459
142279c7ac
15152dc52e
hexdb5fec4

230031044 has 12 divisors (see below), whose sum is σ = 402771600. Its totient is φ = 114953448.

The previous prime is 230031031. The next prime is 230031059. The reversal of 230031044 is 440130032.

230031044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6614 + ... + 22445.

It is an arithmetic number, because the mean of its divisors is an integer number (33564300).

Almost surely, 2230031044 is an apocalyptic number.

It is an amenable number.

230031044 is a deficient number, since it is larger than the sum of its proper divisors (172740556).

230031044 is a wasteful number, since it uses less digits than its factorization.

230031044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31042 (or 31040 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 230031044 is about 15166.7743439401. The cubic root of 230031044 is about 612.7201321205.

Adding to 230031044 its reverse (440130032), we get a palindrome (670161076).

The spelling of 230031044 in words is "two hundred thirty million, thirty-one thousand, forty-four".

Divisors: 1 2 4 1979 3958 7916 29059 58118 116236 57507761 115015522 230031044