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230575460 = 225234311657
BaseRepresentation
bin11011011111001…
…00110101100100
3121001212110001212
431233210311210
5433011403320
634514010552
75466600443
oct1557446544
9531773055
10230575460
11109176835
1265276a58
1338a011ab
14228a0d5a
15153989c5
hexdbe4d64

230575460 has 48 divisors (see below), whose sum is σ = 517055616. Its totient is φ = 86161152.

The previous prime is 230575451. The next prime is 230575487. The reversal of 230575460 is 64575032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13952 + ... + 25608.

It is an arithmetic number, because the mean of its divisors is an integer number (10771992).

Almost surely, 2230575460 is an apocalyptic number.

230575460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230575460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258527808).

230575460 is an abundant number, since it is smaller than the sum of its proper divisors (286480156).

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

230575460 is a wasteful number, since it uses less digits than its factorization.

230575460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11732 (or 11730 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 230575460 is about 15184.7113900792. The cubic root of 230575460 is about 613.2031275535.

The spelling of 230575460 in words is "two hundred thirty million, five hundred seventy-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 23 43 46 86 92 115 172 215 230 430 460 860 989 1978 3956 4945 9890 11657 19780 23314 46628 58285 116570 233140 268111 501251 536222 1002502 1072444 1340555 2005004 2506255 2681110 5012510 5362220 10025020 11528773 23057546 46115092 57643865 115287730 230575460