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230130132 = 22342974463
BaseRepresentation
bin11011011011110…
…00000111010100
3121001000211012020
431231320013110
5432403131012
634500253140
75463034221
oct1555700724
9531024166
10230130132
111089a21a1
12650a11b0
13388a659b
14227c6948
151530ba8c
hexdb781d4

230130132 has 24 divisors (see below), whose sum is σ = 537215616. Its totient is φ = 76675008.

The previous prime is 230130127. The next prime is 230130151. The reversal of 230130132 is 231031032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49333 + ... + 53795.

It is an arithmetic number, because the mean of its divisors is an integer number (22383984).

Almost surely, 2230130132 is an apocalyptic number.

It is an amenable number.

230130132 is an abundant number, since it is smaller than the sum of its proper divisors (307085484).

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

230130132 is a wasteful number, since it uses less digits than its factorization.

230130132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8767 (or 8765 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 230130132 is about 15170.0406064058. The cubic root of 230130132 is about 612.8080977792.

Adding to 230130132 its reverse (231031032), we get a palindrome (461161164).

The spelling of 230130132 in words is "two hundred thirty million, one hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 4297 4463 8594 8926 12891 13389 17188 17852 25782 26778 51564 53556 19177511 38355022 57532533 76710044 115065066 230130132