Base | Representation |
---|---|
bin | 11110110111100000010… |
… | …000011100001011010110 |
3 | 21111210010202210212010212 |
4 | 132313200100130023112 |
5 | 234223134402024110 |
6 | 4302242432245422 |
7 | 306151564262225 |
oct | 36674020341326 |
9 | 7453122725125 |
10 | 2121181283030 |
11 | 748651598377 |
12 | 2a31233a0872 |
13 | 1250463bb784 |
14 | 74946a52cbc |
15 | 3a29ba22e05 |
hex | 1ede041c2d6 |
2121181283030 has 32 divisors (see below), whose sum is σ = 4042812591360. Its totient is φ = 798544465920.
The previous prime is 2121181283009. The next prime is 2121181283057. The reversal of 2121181283030 is 303821811212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9358886 + ... + 9582854.
It is an arithmetic number, because the mean of its divisors is an integer number (126337893480).
Almost surely, 22121181283030 is an apocalyptic number.
2121181283030 is a deficient number, since it is larger than the sum of its proper divisors (1921631308330).
2121181283030 is a wasteful number, since it uses less digits than its factorization.
2121181283030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279704.
The product of its (nonzero) digits is 4608, while the sum is 32.
The spelling of 2121181283030 in words is "two trillion, one hundred twenty-one billion, one hundred eighty-one million, two hundred eighty-three thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •