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230130032 = 24111307557
BaseRepresentation
bin11011011011110…
…00000101110000
3121001000211001112
431231320011300
5432403130112
634500252452
75463034016
oct1555700560
9531024045
10230130032
111089a2110
12650a1128
13388a6522
14227c68b6
151530ba22
hexdb78170

230130032 has 20 divisors (see below), whose sum is σ = 486411576. Its totient is φ = 104604480.

The previous prime is 230130013. The next prime is 230130073. The reversal of 230130032 is 230031032.

230130032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 230129989 and 230130016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653603 + ... + 653954.

Almost surely, 2230130032 is an apocalyptic number.

230130032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230130032 is an abundant number, since it is smaller than the sum of its proper divisors (256281544).

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

230130032 is a wasteful number, since it uses less digits than its factorization.

230130032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307576 (or 1307570 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 230130032 is about 15170.0373104353. The cubic root of 230130032 is about 612.8080090167.

Adding to 230130032 its reverse (230031032), we get a palindrome (460161064).

The spelling of 230130032 in words is "two hundred thirty million, one hundred thirty thousand, thirty-two".

Divisors: 1 2 4 8 11 16 22 44 88 176 1307557 2615114 5230228 10460456 14383127 20920912 28766254 57532508 115065016 230130032