Base | Representation |
---|---|
bin | 110000011011… |
… | …100010011010 |
3 | 212220000020100 |
4 | 300123202122 |
5 | 11222230311 |
6 | 1132040230 |
7 | 212624502 |
oct | 60334232 |
9 | 25800210 |
10 | 12695706 |
11 | 7191521 |
12 | 4303076 |
13 | 282686a |
14 | 1986a02 |
15 | 11aba56 |
hex | c1b89a |
12695706 has 12 divisors (see below), whose sum is σ = 27507402. Its totient is φ = 4231896.
The previous prime is 12695693. The next prime is 12695713. The reversal of 12695706 is 60759621.
It can be written as a sum of positive squares in only one way, i.e., 11964681 + 731025 = 3459^2 + 855^2 .
It is a super-2 number, since 2×126957062 = 322361901676872, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 352641 + ... + 352676.
Almost surely, 212695706 is an apocalyptic number.
12695706 is an abundant number, since it is smaller than the sum of its proper divisors (14811696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12695706 is a wasteful number, since it uses less digits than its factorization.
12695706 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 705325 (or 705322 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 12695706 is about 3563.1034225798. The cubic root of 12695706 is about 233.2843575213.
The spelling of 12695706 in words is "twelve million, six hundred ninety-five thousand, seven hundred six".
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