Base | Representation |
---|---|
bin | 110101101100… |
… | …100001001101 |
3 | 222111010121122 |
4 | 311230201031 |
5 | 12100412411 |
6 | 1221410325 |
7 | 230433563 |
oct | 65544115 |
9 | 28433548 |
10 | 14075981 |
11 | 7a44547 |
12 | 48699a5 |
13 | 2bbabaa |
14 | 1c25a33 |
15 | 13809db |
hex | d6c84d |
14075981 has 2 divisors, whose sum is σ = 14075982. Its totient is φ = 14075980.
The previous prime is 14075969. The next prime is 14075989. The reversal of 14075981 is 18957041.
14075981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13942756 + 133225 = 3734^2 + 365^2 .
It is a cyclic number.
It is not a de Polignac number, because 14075981 - 26 = 14075917 is a prime.
It is a super-2 number, since 2×140759812 = 396266482224722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (14075989) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7037990 + 7037991.
It is an arithmetic number, because the mean of its divisors is an integer number (7037991).
Almost surely, 214075981 is an apocalyptic number.
It is an amenable number.
14075981 is a deficient number, since it is larger than the sum of its proper divisors (1).
14075981 is an equidigital number, since it uses as much as digits as its factorization.
14075981 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10080, while the sum is 35.
The square root of 14075981 is about 3751.7970360882. The cubic root of 14075981 is about 241.4494519613.
The spelling of 14075981 in words is "fourteen million, seventy-five thousand, nine hundred eighty-one".
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