Base | Representation |
---|---|
bin | 110101001111… |
… | …010011111001 |
3 | 222021001111200 |
4 | 311033103321 |
5 | 12033100340 |
6 | 1215044413 |
7 | 226425024 |
oct | 65172371 |
9 | 28231450 |
10 | 13956345 |
11 | 7972677 |
12 | 4810709 |
13 | 2b785c0 |
14 | 1bd41bb |
15 | 135a330 |
hex | d4f4f9 |
13956345 has 24 divisors (see below), whose sum is σ = 26052936. Its totient is φ = 6870528.
The previous prime is 13956343. The next prime is 13956361. The reversal of 13956345 is 54365931.
13956345 is a `hidden beast` number, since 13 + 9 + 5 + 634 + 5 = 666.
13956345 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 318096 + 13638249 = 564^2 + 3693^2 .
It is not a de Polignac number, because 13956345 - 21 = 13956343 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13956343) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11344 + ... + 12513.
It is an arithmetic number, because the mean of its divisors is an integer number (1085539).
Almost surely, 213956345 is an apocalyptic number.
13956345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13956345 is a deficient number, since it is larger than the sum of its proper divisors (12096591).
13956345 is a wasteful number, since it uses less digits than its factorization.
13956345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23881 (or 23878 counting only the distinct ones).
The product of its digits is 48600, while the sum is 36.
The square root of 13956345 is about 3735.8191872734. The cubic root of 13956345 is about 240.7634542482.
The spelling of 13956345 in words is "thirteen million, nine hundred fifty-six thousand, three hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •