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230144044 = 221316572671
BaseRepresentation
bin11011011011110…
…11100000101100
3121001001112021111
431231323200230
5432404102134
634500441404
75463122614
oct1555734054
9531045244
10230144044
11108a01699
12650a9264
13388aca10
14227cba44
1515310c64
hexdb7b82c

230144044 has 24 divisors (see below), whose sum is σ = 434157248. Its totient is φ = 106116480.

The previous prime is 230144039. The next prime is 230144063. The reversal of 230144044 is 440441032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84829 + ... + 87499.

Almost surely, 2230144044 is an apocalyptic number.

It is an amenable number.

230144044 is a deficient number, since it is larger than the sum of its proper divisors (204013204).

230144044 is a wasteful number, since it uses less digits than its factorization.

230144044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345 (or 4343 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 230144044 is about 15170.4991348340. The cubic root of 230144044 is about 612.8204461759.

Adding to 230144044 its reverse (440441032), we get a palindrome (670585076).

The spelling of 230144044 in words is "two hundred thirty million, one hundred forty-four thousand, forty-four".

Divisors: 1 2 4 13 26 52 1657 2671 3314 5342 6628 10684 21541 34723 43082 69446 86164 138892 4425847 8851694 17703388 57536011 115072022 230144044