Base | Representation |
---|---|
bin | 110101010010… |
… | …110110101111 |
3 | 222021210102101 |
4 | 311102312233 |
5 | 12034031423 |
6 | 1215235531 |
7 | 226515244 |
oct | 65226657 |
9 | 28253371 |
10 | 13970863 |
11 | 7982575 |
12 | 4818ba7 |
13 | 2b820aa |
14 | 1bd95cb |
15 | 135e7ad |
hex | d52daf |
13970863 has 8 divisors (see below), whose sum is σ = 14483456. Its totient is φ = 13462200.
The previous prime is 13970851. The next prime is 13970881. The reversal of 13970863 is 36807931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13970863 - 213 = 13962671 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13970843) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7570 + ... + 9232.
It is an arithmetic number, because the mean of its divisors is an integer number (1810432).
Almost surely, 213970863 is an apocalyptic number.
13970863 is a deficient number, since it is larger than the sum of its proper divisors (512593).
13970863 is a wasteful number, since it uses less digits than its factorization.
13970863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1965.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 13970863 is about 3737.7617634087. The cubic root of 13970863 is about 240.8469095393.
The spelling of 13970863 in words is "thirteen million, nine hundred seventy thousand, eight hundred sixty-three".
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