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230069912 = 2328758739
BaseRepresentation
bin11011011011010…
…01011010011000
3121000220202120212
431231221122120
5432344214122
634455110252
75462363522
oct1555513230
9530822525
10230069912
11108960a26
1265072388
1338885057
14227aca12
15152e8ce2
hexdb69698

230069912 has 8 divisors (see below), whose sum is σ = 431381100. Its totient is φ = 115034952.

The previous prime is 230069899. The next prime is 230069923. The reversal of 230069912 is 219960032.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14379362 + ... + 14379377.

Almost surely, 2230069912 is an apocalyptic number.

It is an amenable number.

230069912 is a deficient number, since it is larger than the sum of its proper divisors (201311188).

230069912 is a wasteful number, since it uses less digits than its factorization.

230069912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28758745 (or 28758741 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 230069912 is about 15168.0556433579. The cubic root of 230069912 is about 612.7546403104.

The spelling of 230069912 in words is "two hundred thirty million, sixty-nine thousand, nine hundred twelve".

Divisors: 1 2 4 8 28758739 57517478 115034956 230069912