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230551044 = 223292832341
BaseRepresentation
bin11011011110111…
…10111000000100
3121001211012120120
431233132320010
5433010113134
634513301540
75466436323
oct1557367004
9531735516
10230551044
1110915a459
12652648b0
13389c3049
14228960ba
1515391649
hexdbdee04

230551044 has 48 divisors (see below), whose sum is σ = 558707520. Its totient is φ = 73906560.

The previous prime is 230551043. The next prime is 230551051. The reversal of 230551044 is 440155032.

It is not an unprimeable number, because it can be changed into a prime (230551043) 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, 97314 + ... + 99654.

It is an arithmetic number, because the mean of its divisors is an integer number (11639740).

Almost surely, 2230551044 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 230551044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279353760).

230551044 is an abundant number, since it is smaller than the sum of its proper divisors (328156476).

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

230551044 is a wasteful number, since it uses less digits than its factorization.

230551044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660 (or 2658 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 230551044 is about 15183.9074022466. The cubic root of 230551044 is about 613.1814824400.

The spelling of 230551044 in words is "two hundred thirty million, five hundred fifty-one thousand, forty-four".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 283 348 566 849 1132 1698 2341 3396 4682 7023 8207 9364 14046 16414 24621 28092 32828 49242 67889 98484 135778 203667 271556 407334 662503 814668 1325006 1987509 2650012 3975018 7950036 19212587 38425174 57637761 76850348 115275522 230551044