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12885034 = 213214877
BaseRepresentation
bin110001001001…
…110000101010
3220020121221111
4301021300222
511244310114
61140100534
7214343461
oct61116052
926217844
1012885034
117300798
12439474a
132891aa6
1419d59d8
1511e7bc4
hexc49c2a

12885034 has 8 divisors (see below), whose sum is σ = 19346148. Its totient is φ = 6436320.

The previous prime is 12885023. The next prime is 12885049. The reversal of 12885034 is 43058821.

It can be written as a sum of positive squares in 2 ways, for example, as 12638025 + 247009 = 3555^2 + 497^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12884987 and 12885005.

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, 204 + ... + 5080.

Almost surely, 212885034 is an apocalyptic number.

12885034 is a deficient number, since it is larger than the sum of its proper divisors (6461114).

12885034 is a wasteful number, since it uses less digits than its factorization.

12885034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 12885034 is about 3589.5729551020. The cubic root of 12885034 is about 234.4382781201.

The spelling of 12885034 in words is "twelve million, eight hundred eighty-five thousand, thirty-four".

Divisors: 1 2 1321 2642 4877 9754 6442517 12885034