Base | Representation |
---|---|
bin | 110001001111… |
… | …000100001011 |
3 | 220021201202021 |
4 | 301033010023 |
5 | 11301004023 |
6 | 1140345311 |
7 | 214464022 |
oct | 61170413 |
9 | 26251667 |
10 | 12906763 |
11 | 7316051 |
12 | 43a5237 |
13 | 289b94c |
14 | 19dd8b9 |
15 | 11ee35d |
hex | c4f10b |
12906763 has 4 divisors (see below), whose sum is σ = 12945400. Its totient is φ = 12868128.
The previous prime is 12906731. The next prime is 12906767. The reversal of 12906763 is 36760921.
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 12906763 - 25 = 12906731 is a prime.
It is a super-2 number, since 2×129067632 = 333169062276338, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12906767) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18813 + ... + 19486.
It is an arithmetic number, because the mean of its divisors is an integer number (3236350).
Almost surely, 212906763 is an apocalyptic number.
12906763 is a deficient number, since it is larger than the sum of its proper divisors (38637).
12906763 is an equidigital number, since it uses as much as digits as its factorization.
12906763 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38636.
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 12906763 is about 3592.5983633020. The cubic root of 12906763 is about 234.5699877325.
The spelling of 12906763 in words is "twelve million, nine hundred six thousand, seven hundred sixty-three".
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