Base | Representation |
---|---|
bin | 111000010110101011… |
… | …1100000101001010000 |
3 | 102120101002220021000122 |
4 | 1300231113200221100 |
5 | 3440322134101112 |
6 | 131332415205412 |
7 | 11512664625443 |
oct | 1605527405120 |
9 | 376332807018 |
10 | 121020222032 |
11 | 47362840026 |
12 | 1b555516868 |
13 | b548684a48 |
14 | 5c00a3965a |
15 | 323482d872 |
hex | 1c2d5e0a50 |
121020222032 has 40 divisors (see below), whose sum is σ = 244739740416. Its totient is φ = 57863051136.
The previous prime is 121020222031. The next prime is 121020222077. The reversal of 121020222032 is 230222020121.
It is a self number, because there is not a number n which added to its sum of digits gives 121020222032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121020222031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327418 + ... + 1415654.
Almost surely, 2121020222032 is an apocalyptic number.
It is an amenable number.
121020222032 is an abundant number, since it is smaller than the sum of its proper divisors (123719518384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121020222032 is a wasteful number, since it uses less digits than its factorization.
121020222032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91995 (or 91989 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 121020222032 its reverse (230222020121), we get a palindrome (351242242153).
The spelling of 121020222032 in words is "one hundred twenty-one billion, twenty million, two hundred twenty-two thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •