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230623707 = 3389197621
BaseRepresentation
bin11011011111100…
…00100111011011
3121001221220020210
431233300213123
5433014424312
634515022203
75500161216
oct1557604733
9531856223
10230623707
111091aa006
126529a963
1338a1a142
14228b477d
15153a7e3c
hexdbf09db

230623707 has 8 divisors (see below), whose sum is σ = 308290320. Its totient is φ = 153353120.

The previous prime is 230623697. The next prime is 230623709. The reversal of 230623707 is 707326032.

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 230623707 - 27 = 230623579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230623709) 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, 97644 + ... + 99977.

It is an arithmetic number, because the mean of its divisors is an integer number (38536290).

Almost surely, 2230623707 is an apocalyptic number.

230623707 is a deficient number, since it is larger than the sum of its proper divisors (77666613).

230623707 is a wasteful number, since it uses less digits than its factorization.

230623707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198013.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 230623707 is about 15186.2999772822. The cubic root of 230623707 is about 613.2458946777.

Adding to 230623707 its reverse (707326032), we get a palindrome (937949739).

The spelling of 230623707 in words is "two hundred thirty million, six hundred twenty-three thousand, seven hundred seven".

Divisors: 1 3 389 1167 197621 592863 76874569 230623707