Base | Representation |
---|---|
bin | 101110001101… |
… | …100101101001 |
3 | 211210110200002 |
4 | 232031211221 |
5 | 11100124111 |
6 | 1111352345 |
7 | 204653414 |
oct | 56154551 |
9 | 24713602 |
10 | 12114281 |
11 | 6924703 |
12 | 40826b5 |
13 | 268201a |
14 | 1874b7b |
15 | 10e463b |
hex | b8d969 |
12114281 has 6 divisors (see below), whose sum is σ = 12451950. Its totient is φ = 11785536.
The previous prime is 12114247. The next prime is 12114283. The reversal of 12114281 is 18241121.
It can be written as a sum of positive squares in 3 ways, for example, as 2560000 + 9554281 = 1600^2 + 3091^2 .
It is a de Polignac number, because none of the positive numbers 2k-12114281 is a prime.
It is a super-3 number, since 3×121142813 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12114283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3056 + ... + 5793.
It is an arithmetic number, because the mean of its divisors is an integer number (2075325).
Almost surely, 212114281 is an apocalyptic number.
It is an amenable number.
12114281 is a deficient number, since it is larger than the sum of its proper divisors (337669).
12114281 is an frugal number, since it uses more digits than its factorization.
12114281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8923 (or 8886 counting only the distinct ones).
The product of its digits is 128, while the sum is 20.
The square root of 12114281 is about 3480.5575702752. The cubic root of 12114281 is about 229.6673262335.
The spelling of 12114281 in words is "twelve million, one hundred fourteen thousand, two hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •