Base | Representation |
---|---|
bin | 110100111101… |
… | …100111010101 |
3 | 222010101002002 |
4 | 310331213111 |
5 | 12023240421 |
6 | 1213325045 |
7 | 226003505 |
oct | 64754725 |
9 | 28111062 |
10 | 13883861 |
11 | 7923172 |
12 | 4796785 |
13 | 2b51604 |
14 | 1bb5a05 |
15 | 1343b0b |
hex | d3d9d5 |
13883861 has 2 divisors, whose sum is σ = 13883862. Its totient is φ = 13883860.
The previous prime is 13883839. The next prime is 13883867. The reversal of 13883861 is 16838831.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13830961 + 52900 = 3719^2 + 230^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13883861 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13883867) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6941930 + 6941931.
It is an arithmetic number, because the mean of its divisors is an integer number (6941931).
Almost surely, 213883861 is an apocalyptic number.
It is an amenable number.
13883861 is a deficient number, since it is larger than the sum of its proper divisors (1).
13883861 is an equidigital number, since it uses as much as digits as its factorization.
13883861 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 27648, while the sum is 38.
The square root of 13883861 is about 3726.1053393590. The cubic root of 13883861 is about 240.3459190014.
The spelling of 13883861 in words is "thirteen million, eight hundred eighty-three thousand, eight hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •