Base | Representation |
---|---|
bin | 110000010100… |
… | …111011000010 |
3 | 212211122001210 |
4 | 300110323002 |
5 | 11220343420 |
6 | 1131310550 |
7 | 212452503 |
oct | 60247302 |
9 | 25748053 |
10 | 12668610 |
11 | 7173129 |
12 | 42ab456 |
13 | 2817426 |
14 | 197abaa |
15 | 11a39e0 |
hex | c14ec2 |
12668610 has 16 divisors (see below), whose sum is σ = 30404736. Its totient is φ = 3378288.
The previous prime is 12668609. The next prime is 12668627. The reversal of 12668610 is 1686621.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 422287 = 12668610 / (1 + 2 + 6 + 6 + 8 + 6 + 1 + 0).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211114 + ... + 211173.
It is an arithmetic number, because the mean of its divisors is an integer number (1900296).
Almost surely, 212668610 is an apocalyptic number.
12668610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12668610 is an abundant number, since it is smaller than the sum of its proper divisors (17736126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12668610 is a wasteful number, since it uses less digits than its factorization.
12668610 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422297.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 12668610 is about 3559.2990883038. The cubic root of 12668610 is about 233.1182757706.
The spelling of 12668610 in words is "twelve million, six hundred sixty-eight thousand, six hundred ten".
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