Base | Representation |
---|---|
bin | 101110001011… |
… | …110001101111 |
3 | 211210002111100 |
4 | 232023301233 |
5 | 11044404423 |
6 | 1111254143 |
7 | 204622656 |
oct | 56136157 |
9 | 24702440 |
10 | 12106863 |
11 | 691a07a |
12 | 407a353 |
13 | 267b832 |
14 | 187219d |
15 | 10e2343 |
hex | b8bc6f |
12106863 has 6 divisors (see below), whose sum is σ = 17487704. Its totient is φ = 8071236.
The previous prime is 12106837. The next prime is 12106867. The reversal of 12106863 is 36860121.
It is not a de Polignac number, because 12106863 - 26 = 12106799 is a prime.
It is a super-2 number, since 2×121068632 = 293152263401538, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12106867) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 672595 + ... + 672612.
Almost surely, 212106863 is an apocalyptic number.
12106863 is a deficient number, since it is larger than the sum of its proper divisors (5380841).
12106863 is a wasteful number, since it uses less digits than its factorization.
12106863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1345213 (or 1345210 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 12106863 is about 3479.4917732336. The cubic root of 12106863 is about 229.6204388701.
Adding to 12106863 its reverse (36860121), we get a palindrome (48966984).
The spelling of 12106863 in words is "twelve million, one hundred six thousand, eight hundred sixty-three".
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