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230441672 = 23137210257
BaseRepresentation
bin11011011110001…
…00001011001000
3121001121122112202
431233010023020
5432443113142
634511055332
75465502416
oct1557041310
9531548482
10230441672
1110909526a
1265211548
1338985326
14228682b6
151536e032
hexdbc42c8

230441672 has 16 divisors (see below), whose sum is σ = 435234060. Its totient is φ = 114379264.

The previous prime is 230441641. The next prime is 230441677. The reversal of 230441672 is 276144032.

It can be written as a sum of positive squares in 2 ways, for example, as 216855076 + 13586596 = 14726^2 + 3686^2 .

It is not an unprimeable number, because it can be changed into a prime (230441677) by changing a digit.

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, 104033 + ... + 106224.

Almost surely, 2230441672 is an apocalyptic number.

It is an amenable number.

230441672 is a deficient number, since it is larger than the sum of its proper divisors (204792388).

230441672 is a wasteful number, since it uses less digits than its factorization.

230441672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210400 (or 210396 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 230441672 is about 15180.3053987725. The cubic root of 230441672 is about 613.0845039260.

The spelling of 230441672 in words is "two hundred thirty million, four hundred forty-one thousand, six hundred seventy-two".

Divisors: 1 2 4 8 137 274 548 1096 210257 420514 841028 1682056 28805209 57610418 115220836 230441672