Base | Representation |
---|---|
bin | 111000101010001100… |
… | …1000010101101010101 |
3 | 102122001201212010112201 |
4 | 1301110121002231111 |
5 | 3443142240411000 |
6 | 131521404044501 |
7 | 11535134612122 |
oct | 1612431025525 |
9 | 378051763481 |
10 | 121674935125 |
11 | 47669368727 |
12 | 1b6b8833731 |
13 | b6211c9043 |
14 | 5c63985749 |
15 | 327205796a |
hex | 1c54642b55 |
121674935125 has 16 divisors (see below), whose sum is σ = 160782693552. Its totient is φ = 91614067200.
The previous prime is 121674935119. The next prime is 121674935141. The reversal of 121674935125 is 521539476121.
It can be written as a sum of positive squares in 8 ways, for example, as 1641789361 + 120033145764 = 40519^2 + 346458^2 .
It is not a de Polignac number, because 121674935125 - 221 = 121672837973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 28627272 + ... + 28631521.
It is an arithmetic number, because the mean of its divisors is an integer number (10048918347).
Almost surely, 2121674935125 is an apocalyptic number.
It is an amenable number.
121674935125 is a deficient number, since it is larger than the sum of its proper divisors (39107758427).
121674935125 is an equidigital number, since it uses as much as digits as its factorization.
121674935125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57258825 (or 57258815 counting only the distinct ones).
The product of its digits is 453600, while the sum is 46.
The spelling of 121674935125 in words is "one hundred twenty-one billion, six hundred seventy-four million, nine hundred thirty-five thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •