Base | Representation |
---|---|
bin | 110000001001… |
… | …010011000000 |
3 | 212202012202011 |
4 | 300021103000 |
5 | 11212332432 |
6 | 1130302304 |
7 | 212163616 |
oct | 60112300 |
9 | 25665664 |
10 | 12620992 |
11 | 714037a |
12 | 4287994 |
13 | 27cb857 |
14 | 19676b6 |
15 | 1194847 |
hex | c094c0 |
12620992 has 14 divisors (see below), whose sum is σ = 25044908. Its totient is φ = 6310464.
The previous prime is 12620981. The next prime is 12621017. The reversal of 12620992 is 29902621.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98538 + ... + 98665.
It is an arithmetic number, because the mean of its divisors is an integer number (1788922).
Almost surely, 212620992 is an apocalyptic number.
It is an amenable number.
12620992 is a deficient number, since it is larger than the sum of its proper divisors (12423916).
12620992 is an equidigital number, since it uses as much as digits as its factorization.
12620992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197215 (or 197205 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 12620992 is about 3552.6035523261. The cubic root of 12620992 is about 232.8258321299.
The spelling of 12620992 in words is "twelve million, six hundred twenty thousand, nine hundred ninety-two".
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