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230314031 = 747730803
BaseRepresentation
bin11011011101001…
…01000000101111
3121001101011110022
431232211000233
5432430022111
634504232355
75464431323
oct1556450057
9531334408
10230314031
11109008382
126516b6bb
133893c1bc
1422833983
15153462db
hexdba502f

230314031 has 4 divisors (see below), whose sum is σ = 230352312. Its totient is φ = 230275752.

The previous prime is 230314013. The next prime is 230314039. The reversal of 230314031 is 130413032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230314031 - 222 = 226119727 is a prime.

It is a super-2 number, since 2×2303140312 = 106089105750937922, 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 (230314039) 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, 7925 + ... + 22878.

It is an arithmetic number, because the mean of its divisors is an integer number (57588078).

Almost surely, 2230314031 is an apocalyptic number.

230314031 is a deficient number, since it is larger than the sum of its proper divisors (38281).

230314031 is an equidigital number, since it uses as much as digits as its factorization.

230314031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38280.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230314031 is about 15176.1006520120. The cubic root of 230314031 is about 612.9712877539.

Adding to 230314031 its reverse (130413032), we get a palindrome (360727063).

Subtracting from 230314031 its reverse (130413032), we obtain a palindrome (99900999).

The spelling of 230314031 in words is "two hundred thirty million, three hundred fourteen thousand, thirty-one".

Divisors: 1 7477 30803 230314031