Base | Representation |
---|---|
bin | 110000001001… |
… | …101100110001 |
3 | 212202022000020 |
4 | 300021230301 |
5 | 11212411031 |
6 | 1130314053 |
7 | 212201463 |
oct | 60115461 |
9 | 25668006 |
10 | 12622641 |
11 | 7141639 |
12 | 4288929 |
13 | 27cc525 |
14 | 1968133 |
15 | 1195096 |
hex | c09b31 |
12622641 has 8 divisors (see below), whose sum is σ = 16868544. Its totient is φ = 8395920.
The previous prime is 12622633. The next prime is 12622663. The reversal of 12622641 is 14622621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12622641 - 23 = 12622633 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12622601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3181 + ... + 5946.
It is an arithmetic number, because the mean of its divisors is an integer number (2108568).
Almost surely, 212622641 is an apocalyptic number.
It is an amenable number.
12622641 is a deficient number, since it is larger than the sum of its proper divisors (4245903).
12622641 is an equidigital number, since it uses as much as digits as its factorization.
12622641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9591.
The product of its digits is 1152, while the sum is 24.
The square root of 12622641 is about 3552.8356280582. The cubic root of 12622641 is about 232.8359716678.
The spelling of 12622641 in words is "twelve million, six hundred twenty-two thousand, six hundred forty-one".
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