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12302804 = 2219161879
BaseRepresentation
bin101110111011…
…100111010100
3212011001021102
4232323213110
511122142204
61115405232
7206400143
oct56734724
925131242
1012302804
116a43308
124153818
132719a87
1418c375a
15113041e
hexbbb9d4

12302804 has 12 divisors (see below), whose sum is σ = 22663200. Its totient is φ = 5827608.

The previous prime is 12302803. The next prime is 12302813. The reversal of 12302804 is 40820321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80864 + ... + 81015.

It is an arithmetic number, because the mean of its divisors is an integer number (1888600).

Almost surely, 212302804 is an apocalyptic number.

It is an amenable number.

12302804 is a deficient number, since it is larger than the sum of its proper divisors (10360396).

12302804 is a wasteful number, since it uses less digits than its factorization.

12302804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161902 (or 161900 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 12302804 is about 3507.5353169997. The cubic root of 12302804 is about 230.8525636022.

The spelling of 12302804 in words is "twelve million, three hundred two thousand, eight hundred four".

Divisors: 1 2 4 19 38 76 161879 323758 647516 3075701 6151402 12302804