Base | Representation |
---|---|
bin | 110000011011… |
… | …010111111111 |
3 | 212212222022122 |
4 | 300123113333 |
5 | 11222220124 |
6 | 1132033155 |
7 | 212622530 |
oct | 60332777 |
9 | 25788278 |
10 | 12695039 |
11 | 7190a75 |
12 | 43027bb |
13 | 2826476 |
14 | 1986687 |
15 | 11ab75e |
hex | c1b5ff |
12695039 has 8 divisors (see below), whose sum is σ = 15362208. Its totient is φ = 10241280.
The previous prime is 12695017. The next prime is 12695041. The reversal of 12695039 is 93059621.
12695039 = 1022 + 1032 + ... + 3392.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12695039 - 28 = 12694783 is a prime.
It is a super-2 number, since 2×126950392 = 322328030423042, 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 (12695239) 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, 53222 + ... + 53459.
It is an arithmetic number, because the mean of its divisors is an integer number (1920276).
Almost surely, 212695039 is an apocalyptic number.
12695039 is a deficient number, since it is larger than the sum of its proper divisors (2667169).
12695039 is a wasteful number, since it uses less digits than its factorization.
12695039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106705.
The product of its (nonzero) digits is 14580, while the sum is 35.
The square root of 12695039 is about 3563.0098231692. The cubic root of 12695039 is about 233.2802720615.
The spelling of 12695039 in words is "twelve million, six hundred ninety-five thousand, thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •