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230046628 = 2278215951
BaseRepresentation
bin11011011011000…
…11101110100100
3121000212120122111
431231203232210
5432342443003
634454410404
75462235610
oct1555435644
9530776574
10230046628
11108945489
1265060a04
1338877586
14227a4340
15152e1e6d
hexdb63ba4

230046628 has 12 divisors (see below), whose sum is σ = 460093312. Its totient is φ = 98591400.

The previous prime is 230046617. The next prime is 230046653. The reversal of 230046628 is 826640032.

230046628 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 230046628.

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, 4107948 + ... + 4108003.

Almost surely, 2230046628 is an apocalyptic number.

230046628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

230046628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

230046628 is a wasteful number, since it uses less digits than its factorization.

230046628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8215962 (or 8215960 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 230046628 is about 15167.2880898333. The cubic root of 230046628 is about 612.7339685354.

The spelling of 230046628 in words is "two hundred thirty million, forty-six thousand, six hundred twenty-eight".

Divisors: 1 2 4 7 14 28 8215951 16431902 32863804 57511657 115023314 230046628