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230070836 = 22439113099
BaseRepresentation
bin11011011011010…
…01101000110100
3121000220210212002
431231221220310
5432344231321
634455114432
75462366312
oct1555515064
9530823762
10230070836
11108961696
1265072a18
13388855b8
14227ad0b2
15152e920b
hexdb69a34

230070836 has 12 divisors (see below), whose sum is σ = 402746400. Its totient is φ = 115000440.

The previous prime is 230070811. The next prime is 230070853. The reversal of 230070836 is 638070032.

It is a junction number, because it is equal to n+sod(n) for n = 230070799 and 230070808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11015 + ... + 24113.

It is an arithmetic number, because the mean of its divisors is an integer number (33562200).

Almost surely, 2230070836 is an apocalyptic number.

It is an amenable number.

230070836 is a deficient number, since it is larger than the sum of its proper divisors (172675564).

230070836 is a wasteful number, since it uses less digits than its factorization.

230070836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17494 (or 17492 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 230070836 is about 15168.0861020763. The cubic root of 230070836 is about 612.7554606184.

The spelling of 230070836 in words is "two hundred thirty million, seventy thousand, eight hundred thirty-six".

Divisors: 1 2 4 4391 8782 13099 17564 26198 52396 57517709 115035418 230070836