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230460717 = 376820239
BaseRepresentation
bin11011011110010…
…00110100101101
3121001122121200010
431233020310231
5432444220332
634511323433
75465612064
oct1557106455
9531577603
10230460717
111090a8603
1265220579
1338990bb6
14228711db
15153749cc
hexdbc8d2d

230460717 has 4 divisors (see below), whose sum is σ = 307280960. Its totient is φ = 153640476.

The previous prime is 230460707. The next prime is 230460719. The reversal of 230460717 is 717064032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 230460717 - 24 = 230460701 is a prime.

It is a super-2 number, since 2×2304607172 = 106224284160308178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230460719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38410117 + ... + 38410122.

It is an arithmetic number, because the mean of its divisors is an integer number (76820240).

Almost surely, 2230460717 is an apocalyptic number.

It is an amenable number.

230460717 is a deficient number, since it is larger than the sum of its proper divisors (76820243).

230460717 is an equidigital number, since it uses as much as digits as its factorization.

230460717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76820242.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 230460717 is about 15180.9326788574. The cubic root of 230460717 is about 613.1013930482.

The spelling of 230460717 in words is "two hundred thirty million, four hundred sixty thousand, seven hundred seventeen".

Divisors: 1 3 76820239 230460717