Search a number
-
+
230396944 = 2465921851
BaseRepresentation
bin11011011101110…
…01010000010000
3121001112101012011
431232321100100
5432440200234
634510112304
75465225131
oct1556712020
9531471164
10230396944
111090646a8
12651ab694
133896ab6b
1422855c88
1515360b64
hexdbb9410

230396944 has 20 divisors (see below), whose sum is σ = 447091920. Its totient is φ = 115018400.

The previous prime is 230396899. The next prime is 230396953. The reversal of 230396944 is 449693032.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 230396897 and 230396906.

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 3 ways as a sum of consecutive naturals, for example, 382 + ... + 21469.

It is an arithmetic number, because the mean of its divisors is an integer number (22354596).

Almost surely, 2230396944 is an apocalyptic number.

It is an amenable number.

230396944 is a deficient number, since it is larger than the sum of its proper divisors (216694976).

230396944 is a wasteful number, since it uses less digits than its factorization.

230396944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22518 (or 22512 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 230396944 is about 15178.8321026356. The cubic root of 230396944 is about 613.0448354380.

The spelling of 230396944 in words is "two hundred thirty million, three hundred ninety-six thousand, nine hundred forty-four".

Divisors: 1 2 4 8 16 659 1318 2636 5272 10544 21851 43702 87404 174808 349616 14399809 28799618 57599236 115198472 230396944