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230650872 = 23310195153
BaseRepresentation
bin11011011111101…
…11001111111000
3121002000021111220
431233313033320
5433021311442
634515352040
75500333344
oct1557671770
9532007456
10230650872
11109218461
12652b2620
1338a2960a
14228c0624
15153b0eec
hexdbf73f8

230650872 has 32 divisors (see below), whose sum is σ = 582342480. Its totient is φ = 76121600.

The previous prime is 230650853. The next prime is 230650879. The reversal of 230650872 is 278056032.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230650879) 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, 45153 + ... + 50000.

Almost surely, 2230650872 is an apocalyptic number.

It is an amenable number.

230650872 is an abundant number, since it is smaller than the sum of its proper divisors (351691608).

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

230650872 is a wasteful number, since it uses less digits than its factorization.

230650872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95263 (or 95259 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 230650872 is about 15187.1943426032. The cubic root of 230650872 is about 613.2699716629.

The spelling of 230650872 in words is "two hundred thirty million, six hundred fifty thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 101 202 303 404 606 808 1212 2424 95153 190306 285459 380612 570918 761224 1141836 2283672 9610453 19220906 28831359 38441812 57662718 76883624 115325436 230650872