Base | Representation |
---|---|
bin | 1110011111110… |
… | …11000101101001 |
3 | 22110211200000001 |
4 | 13033323011221 |
5 | 222113132242 |
6 | 20022343001 |
7 | 3004464541 |
oct | 717730551 |
9 | 273750001 |
10 | 121614697 |
11 | 62714a16 |
12 | 3488aa61 |
13 | 1c270b79 |
14 | 1221a321 |
15 | aa23eb7 |
hex | 73fb169 |
121614697 has 2 divisors, whose sum is σ = 121614698. Its totient is φ = 121614696.
The previous prime is 121614677. The next prime is 121614737. The reversal of 121614697 is 796416121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 93141801 + 28472896 = 9651^2 + 5336^2 .
It is a cyclic number.
It is not a de Polignac number, because 121614697 - 211 = 121612649 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (121614637) 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 as a sum of consecutive naturals, namely, 60807348 + 60807349.
It is an arithmetic number, because the mean of its divisors is an integer number (60807349).
Almost surely, 2121614697 is an apocalyptic number.
It is an amenable number.
121614697 is a deficient number, since it is larger than the sum of its proper divisors (1).
121614697 is an equidigital number, since it uses as much as digits as its factorization.
121614697 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 18144, while the sum is 37.
The square root of 121614697 is about 11027.9053768157. The cubic root of 121614697 is about 495.4448906429. Note that the first 3 decimals are identical.
The spelling of 121614697 in words is "one hundred twenty-one million, six hundred fourteen thousand, six hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •