Base | Representation |
---|---|
bin | 110110011000… |
… | …101100100011 |
3 | 222211022211111 |
4 | 312120230203 |
5 | 12122210211 |
6 | 1225324151 |
7 | 232116253 |
oct | 66305443 |
9 | 28738744 |
10 | 14256931 |
11 | 8058497 |
12 | 4936657 |
13 | 2c52370 |
14 | 1c71963 |
15 | 13b9421 |
hex | d98b23 |
14256931 has 16 divisors (see below), whose sum is σ = 16789248. Its totient is φ = 11980800.
The previous prime is 14256923. The next prime is 14256953. The reversal of 14256931 is 13965241.
14256931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 14256931 - 23 = 14256923 is a prime.
It is a super-2 number, since 2×142569312 = 406520163077522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14256893 and 14256902.
It is not an unprimeable number, because it can be changed into a prime (14256901) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5811 + ... + 7891.
It is an arithmetic number, because the mean of its divisors is an integer number (1049328).
Almost surely, 214256931 is an apocalyptic number.
14256931 is a deficient number, since it is larger than the sum of its proper divisors (2532317).
14256931 is a wasteful number, since it uses less digits than its factorization.
14256931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2142.
The product of its digits is 6480, while the sum is 31.
The square root of 14256931 is about 3775.8351394096. The cubic root of 14256931 is about 242.4796794536.
The spelling of 14256931 in words is "fourteen million, two hundred fifty-six thousand, nine hundred thirty-one".
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