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230532413 = 385159863
BaseRepresentation
bin11011011110110…
…10010100111101
3121001210021000112
431233122110331
5433004014123
634513035405
75466331106
oct1557322475
9531707015
10230532413
11109147461
1265255b65
13389b7717
142288d3ad
151538ad78
hexdbda53d

230532413 has 4 divisors (see below), whose sum is σ = 230596128. Its totient is φ = 230468700.

The previous prime is 230532409. The next prime is 230532433. The reversal of 230532413 is 314235032.

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 a cyclic number.

It is not a de Polignac number, because 230532413 - 22 = 230532409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230532433) 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, 26081 + ... + 33782.

It is an arithmetic number, because the mean of its divisors is an integer number (57649032).

Almost surely, 2230532413 is an apocalyptic number.

It is an amenable number.

230532413 is a deficient number, since it is larger than the sum of its proper divisors (63715).

230532413 is an equidigital number, since it uses as much as digits as its factorization.

230532413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63714.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 230532413 is about 15183.2938784705. The cubic root of 230532413 is about 613.1649647790.

Adding to 230532413 its reverse (314235032), we get a palindrome (544767445).

The spelling of 230532413 in words is "two hundred thirty million, five hundred thirty-two thousand, four hundred thirteen".

Divisors: 1 3851 59863 230532413