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230744944 = 24176113907
BaseRepresentation
bin11011100000011…
…10001101110000
3121002012001120001
431300032031300
5433032314234
634521355344
75501204533
oct1560161560
9532161501
10230744944
11109282101
1265338b54
1338a60391
1422906a1a
15153cdd14
hexdc0e370

230744944 has 40 divisors (see below), whose sum is σ = 481161168. Its totient is φ = 106798080.

The previous prime is 230744933. The next prime is 230744957. The reversal of 230744944 is 449447032.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9639 + ... + 23545.

Almost surely, 2230744944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230744944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240580584).

230744944 is an abundant number, since it is smaller than the sum of its proper divisors (250416224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230744944 is a wasteful number, since it uses less digits than its factorization.

230744944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13993 (or 13987 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 230744944 is about 15190.2911097846. The cubic root of 230744944 is about 613.3533353065.

The spelling of 230744944 in words is "two hundred thirty million, seven hundred forty-four thousand, nine hundred forty-four".

Divisors: 1 2 4 8 16 17 34 61 68 122 136 244 272 488 976 1037 2074 4148 8296 13907 16592 27814 55628 111256 222512 236419 472838 848327 945676 1696654 1891352 3393308 3782704 6786616 13573232 14421559 28843118 57686236 115372472 230744944