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230022304 = 257188197
BaseRepresentation
bin11011011010111…
…01110010100000
3121000211100021121
431231131302200
5432341203204
634454102024
75462104651
oct1555356240
9530740247
10230022304
11108929186
126504a914
1338869495
1422799528
15152d9b54
hexdb5dca0

230022304 has 12 divisors (see below), whose sum is σ = 452856474. Its totient is φ = 115011136.

The previous prime is 230022281. The next prime is 230022311. The reversal of 230022304 is 403220032.

It can be written as a sum of positive squares in only one way, i.e., 226562704 + 3459600 = 15052^2 + 1860^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3594067 + ... + 3594130.

Almost surely, 2230022304 is an apocalyptic number.

It is an amenable number.

230022304 is a deficient number, since it is larger than the sum of its proper divisors (222834170).

230022304 is an equidigital number, since it uses as much as digits as its factorization.

230022304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7188207 (or 7188199 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 230022304 is about 15166.4862113807. The cubic root of 230022304 is about 612.7123719479.

Adding to 230022304 its reverse (403220032), we get a palindrome (633242336).

The spelling of 230022304 in words is "two hundred thirty million, twenty-two thousand, three hundred four".

Divisors: 1 2 4 8 16 32 7188197 14376394 28752788 57505576 115011152 230022304