Base | Representation |
---|---|
bin | 110000011001… |
… | …000010100001 |
3 | 212212111012100 |
4 | 300121002201 |
5 | 11221413343 |
6 | 1131521013 |
7 | 212552613 |
oct | 60310241 |
9 | 25774170 |
10 | 12685473 |
11 | 7184869 |
12 | 42b9169 |
13 | 2821cc8 |
14 | 1982db3 |
15 | 11a89d3 |
hex | c190a1 |
12685473 has 12 divisors (see below), whose sum is σ = 18750160. Its totient is φ = 8260056.
The previous prime is 12685459. The next prime is 12685481. The reversal of 12685473 is 37458621.
It is not a de Polignac number, because 12685473 - 24 = 12685457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12685433) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16003 + ... + 16776.
Almost surely, 212685473 is an apocalyptic number.
It is an amenable number.
12685473 is a deficient number, since it is larger than the sum of its proper divisors (6064687).
12685473 is a wasteful number, since it uses less digits than its factorization.
12685473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32828 (or 32825 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 12685473 is about 3561.6671658087. The cubic root of 12685473 is about 233.2216633449.
The spelling of 12685473 in words is "twelve million, six hundred eighty-five thousand, four hundred seventy-three".
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