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230845048 = 23738910597
BaseRepresentation
bin11011100001001…
…10101001111000
3121002101010212121
431300212221320
5433044020143
634523451024
75502102430
oct1560465170
9532333777
10230845048
11109340335
1265386a74
1338a96b05
14229312c0
15153ed7ed
hexdc26a78

230845048 has 32 divisors (see below), whose sum is σ = 495986400. Its totient is φ = 98669952.

The previous prime is 230845039. The next prime is 230845049. The reversal of 230845048 is 840548032.

230845048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2308450482 = 106578872372244608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230845049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16486 + ... + 27082.

It is an arithmetic number, because the mean of its divisors is an integer number (15499575).

Almost surely, 2230845048 is an apocalyptic number.

230845048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

230845048 is an abundant number, since it is smaller than the sum of its proper divisors (265141352).

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

230845048 is a wasteful number, since it uses less digits than its factorization.

230845048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10999 (or 10995 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 230845048 is about 15193.5857518889. The cubic root of 230845048 is about 613.4420194389.

The spelling of 230845048 in words is "two hundred thirty million, eight hundred forty-five thousand, forty-eight".

Divisors: 1 2 4 7 8 14 28 56 389 778 1556 2723 3112 5446 10597 10892 21194 21784 42388 74179 84776 148358 296716 593432 4122233 8244466 16488932 28855631 32977864 57711262 115422524 230845048