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230617494 = 23231413293
BaseRepresentation
bin11011011111011…
…11000110010110
3121001221120201200
431233233012112
5433014224434
634514533330
75500134132
oct1557570626
9531846650
10230617494
111091a5378
1265297246
1338a17373
14228b23c2
15153a6199
hexdbef196

230617494 has 24 divisors (see below), whose sum is σ = 515790912. Its totient is φ = 74392560.

The previous prime is 230617487. The next prime is 230617501. The reversal of 230617494 is 494716032.

230617494 is a `hidden beast` number, since 2 + 30 + 617 + 4 + 9 + 4 = 666.

230617494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (230617487) and next prime (230617501).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206089 + ... + 207204.

It is an arithmetic number, because the mean of its divisors is an integer number (21491288).

Almost surely, 2230617494 is an apocalyptic number.

230617494 is an abundant number, since it is smaller than the sum of its proper divisors (285173418).

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

230617494 is a wasteful number, since it uses less digits than its factorization.

230617494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413332 (or 413329 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 230617494 is about 15186.0954165315. The cubic root of 230617494 is about 613.2403876825.

The spelling of 230617494 in words is "two hundred thirty million, six hundred seventeen thousand, four hundred ninety-four".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 413293 826586 1239879 2479758 3719637 7439274 12812083 25624166 38436249 76872498 115308747 230617494