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BaseRepresentation
bin110011001110…
…111000101000
3221021022220222
4303032320220
511414232222
61155505212
7222104300
oct63167050
927238828
1013430312
117643435
1245b8208
132a2303c
1512a4542
hexccee28

13430312 has 24 divisors (see below), whose sum is σ = 29294010. Its totient is φ = 5755680.

The previous prime is 13430303. The next prime is 13430369. The reversal of 13430312 is 21303431.

It is a happy number.

13430312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7150276 + 6280036 = 2674^2 + 2506^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16739 + ... + 17522.

Almost surely, 213430312 is an apocalyptic number.

It is an amenable number.

13430312 is an abundant number, since it is smaller than the sum of its proper divisors (15863698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13430312 is a wasteful number, since it uses less digits than its factorization.

13430312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34281 (or 34270 counting only the distinct ones).

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

The square root of 13430312 is about 3664.7390084425. The cubic root of 13430312 is about 237.6997366842.

Adding to 13430312 its reverse (21303431), we get a palindrome (34733743).

The spelling of 13430312 in words is "thirteen million, four hundred thirty thousand, three hundred twelve".