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230617427 = 1722959239
BaseRepresentation
bin11011011111011…
…11000101010011
3121001221120122012
431233233011103
5433014224202
634514533135
75500134005
oct1557570523
9531846565
10230617427
111091a5317
12652971ab
1338a17321
14228b2375
15153a6152
hexdbef153

230617427 has 8 divisors (see below), whose sum is σ = 245253600. Its totient is φ = 216100224.

The previous prime is 230617397. The next prime is 230617433. The reversal of 230617427 is 724716032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230617427 - 28 = 230617171 is a prime.

It is a super-2 number, since 2×2306174272 = 106368795272200658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230617393 and 230617402.

It is not an unprimeable number, because it can be changed into a prime (230617487) 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, 25727 + ... + 33512.

It is an arithmetic number, because the mean of its divisors is an integer number (30656700).

Almost surely, 2230617427 is an apocalyptic number.

230617427 is a deficient number, since it is larger than the sum of its proper divisors (14636173).

230617427 is a wasteful number, since it uses less digits than its factorization.

230617427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59485.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 230617427 is about 15186.0932105660. The cubic root of 230617427 is about 613.2403282954.

The spelling of 230617427 in words is "two hundred thirty million, six hundred seventeen thousand, four hundred twenty-seven".

Divisors: 1 17 229 3893 59239 1007063 13565731 230617427