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230467393 = 1359487617
BaseRepresentation
bin11011011110010…
…10011101000001
3121001122221211101
431233022131001
5432444424033
634511414401
75465640412
oct1557123501
9531587741
10230467393
11109102622
1265224401
1338993c50
1422873809
151537697d
hexdbca741

230467393 has 16 divisors (see below), whose sum is σ = 253330560. Its totient is φ = 208365696.

The previous prime is 230467381. The next prime is 230467399. The reversal of 230467393 is 393764032.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230467393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230467399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373221 + ... + 373837.

It is an arithmetic number, because the mean of its divisors is an integer number (15833160).

Almost surely, 2230467393 is an apocalyptic number.

It is an amenable number.

230467393 is a deficient number, since it is larger than the sum of its proper divisors (22863167).

230467393 is a wasteful number, since it uses less digits than its factorization.

230467393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 230467393 is about 15181.1525583534. The cubic root of 230467393 is about 613.1073131105.

It can be divided in two parts, 230467 and 393, that added together give a triangular number (230860 = T679).

The spelling of 230467393 in words is "two hundred thirty million, four hundred sixty-seven thousand, three hundred ninety-three".

Divisors: 1 13 59 487 617 767 6331 8021 28733 36403 300479 373529 473239 3906227 17728261 230467393