Base | Representation |
---|---|
bin | 11001100001101… |
… | …10000010110001 |
3 | 112220220222022210 |
4 | 30300312002301 |
5 | 414304141430 |
6 | 33125322333 |
7 | 5210040144 |
oct | 1460660261 |
9 | 486828283 |
10 | 214130865 |
11 | aa964763 |
12 | 5b8663a9 |
13 | 35494170 |
14 | 2062005b |
15 | 13beb2b0 |
hex | cc360b1 |
214130865 has 32 divisors (see below), whose sum is σ = 375943680. Its totient is φ = 103424256.
The previous prime is 214130837. The next prime is 214130869. The reversal of 214130865 is 568031412.
It is not a de Polignac number, because 214130865 - 27 = 214130737 is a prime.
It is not an unprimeable number, because it can be changed into a prime (214130869) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25 + ... + 20694.
It is an arithmetic number, because the mean of its divisors is an integer number (11748240).
Almost surely, 2214130865 is an apocalyptic number.
It is an amenable number.
214130865 is a deficient number, since it is larger than the sum of its proper divisors (161812815).
214130865 is a wasteful number, since it uses less digits than its factorization.
214130865 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20793.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 214130865 is about 14633.2110283423. The cubic root of 214130865 is about 598.2643032139.
The spelling of 214130865 in words is "two hundred fourteen million, one hundred thirty thousand, eight hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •