Base | Representation |
---|---|
bin | 11001100011110… |
… | …10101101101011 |
3 | 112221110021011100 |
4 | 30301322231223 |
5 | 414342142024 |
6 | 33135332443 |
7 | 5212321164 |
oct | 1461725553 |
9 | 487407140 |
10 | 214412139 |
11 | 100037017 |
12 | 5b981123 |
13 | 355621b6 |
14 | 2069476b |
15 | 13c547c9 |
hex | cc7ab6b |
214412139 has 12 divisors (see below), whose sum is σ = 309946000. Its totient is φ = 142830864.
The previous prime is 214412129. The next prime is 214412153. The reversal of 214412139 is 931214412.
It is a happy number.
214412139 is a `hidden beast` number, since 2 + 1 + 441 + 213 + 9 = 666.
It is not a de Polignac number, because 214412139 - 24 = 214412123 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (214412129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4077 + ... + 21105.
Almost surely, 2214412139 is an apocalyptic number.
214412139 is a deficient number, since it is larger than the sum of its proper divisors (95533861).
214412139 is a wasteful number, since it uses less digits than its factorization.
214412139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18434 (or 18431 counting only the distinct ones).
The product of its digits is 1728, while the sum is 27.
The square root of 214412139 is about 14642.8186835732. The cubic root of 214412139 is about 598.5261408632.
The spelling of 214412139 in words is "two hundred fourteen million, four hundred twelve thousand, one hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •