Base | Representation |
---|---|
bin | 101111100010… |
… | …001001001101 |
3 | 212110001202111 |
4 | 233202021031 |
5 | 11142214441 |
6 | 1123024021 |
7 | 210625225 |
oct | 57421115 |
9 | 25401674 |
10 | 12460621 |
11 | 7040938 |
12 | 420b011 |
13 | 2773864 |
14 | 1925085 |
15 | 1162081 |
hex | be224d |
12460621 has 2 divisors, whose sum is σ = 12460622. Its totient is φ = 12460620.
The previous prime is 12460603. The next prime is 12460661. The reversal of 12460621 is 12606421.
12460621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9180900 + 3279721 = 3030^2 + 1811^2 .
It is a cyclic number.
It is not a de Polignac number, because 12460621 - 27 = 12460493 is a prime.
It is equal to p816331 and since 12460621 and 816331 have the same sum of digits, it is a Honaker prime.
It is a junction number, because it is equal to n+sod(n) for n = 12460592 and 12460601.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12460661) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230310 + 6230311.
It is an arithmetic number, because the mean of its divisors is an integer number (6230311).
Almost surely, 212460621 is an apocalyptic number.
It is an amenable number.
12460621 is a deficient number, since it is larger than the sum of its proper divisors (1).
12460621 is an equidigital number, since it uses as much as digits as its factorization.
12460621 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 12460621 is about 3529.9604813652. The cubic root of 12460621 is about 231.8354771433.
The spelling of 12460621 in words is "twelve million, four hundred sixty thousand, six hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •