Base | Representation |
---|---|
bin | 110001100100… |
… | …000111000011 |
3 | 220110002222212 |
4 | 301210013003 |
5 | 11311233323 |
6 | 1142252335 |
7 | 215303234 |
oct | 61440703 |
9 | 26402885 |
10 | 12992963 |
11 | 7374895 |
12 | 44270ab |
13 | 28cbc59 |
14 | 1a2308b |
15 | 1219b78 |
hex | c641c3 |
12992963 has 4 divisors (see below), whose sum is σ = 13005048. Its totient is φ = 12980880.
The previous prime is 12992933. The next prime is 12992971. The reversal of 12992963 is 36929921.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12992963 - 210 = 12991939 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12992963.
It is not an unprimeable number, because it can be changed into a prime (12992933) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253 + ... + 6638.
It is an arithmetic number, because the mean of its divisors is an integer number (3251262).
Almost surely, 212992963 is an apocalyptic number.
12992963 is a deficient number, since it is larger than the sum of its proper divisors (12085).
12992963 is a wasteful number, since it uses less digits than its factorization.
12992963 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12084.
The product of its digits is 52488, while the sum is 41.
The square root of 12992963 is about 3604.5752870484. The cubic root of 12992963 is about 235.0910345961.
The spelling of 12992963 in words is "twelve million, nine hundred ninety-two thousand, nine hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •