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230497008 = 2437686003
BaseRepresentation
bin11011011110100…
…01101011110000
3121001201110110020
431233101223300
5433001401013
634512203440
75466122640
oct1557215360
9531643406
10230497008
111091228a5
1265239580
13389a4581
1422880520
1515380623
hexdbd1af0

230497008 has 40 divisors (see below), whose sum is σ = 680515968. Its totient is φ = 65856192.

The previous prime is 230496983. The next prime is 230497031. The reversal of 230497008 is 800794032.

It is a self number, because there is not a number n which added to its sum of digits gives 230497008.

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, 342666 + ... + 343337.

Almost surely, 2230497008 is an apocalyptic number.

230497008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

230497008 is an abundant number, since it is smaller than the sum of its proper divisors (450018960).

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

230497008 is a wasteful number, since it uses less digits than its factorization.

230497008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686021 (or 686015 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 230497008 is about 15182.1279140969. The cubic root of 230497008 is about 613.1335733624.

The spelling of 230497008 in words is "two hundred thirty million, four hundred ninety-seven thousand, eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 686003 1372006 2058009 2744012 4116018 4802021 5488024 8232036 9604042 10976048 14406063 16464072 19208084 28812126 32928144 38416168 57624252 76832336 115248504 230497008