Base | Representation |
---|---|
bin | 1000111011001001000000… |
… | …0011010110100011111101 |
3 | 1021202000210122211011011012 |
4 | 2032302100003112203331 |
5 | 2241230211224231023 |
6 | 32511343205405005 |
7 | 2031621350511500 |
oct | 216622003264375 |
9 | 37660718734135 |
10 | 9812122102013 |
11 | 3143330141550 |
12 | 11257a3a09765 |
13 | 56238238279a |
14 | 25cca2d71137 |
15 | 120380d0c978 |
hex | 8ec900d68fd |
9812122102013 has 24 divisors (see below), whose sum is σ = 12457309616640. Its totient is φ = 7642393657920.
The previous prime is 9812122102001. The next prime is 9812122102019. The reversal of 9812122102013 is 3102012212189.
It is not a de Polignac number, because 9812122102013 - 224 = 9812105324797 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9812122102019) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2858456 + ... + 5272097.
It is an arithmetic number, because the mean of its divisors is an integer number (519054567360).
Almost surely, 29812122102013 is an apocalyptic number.
It is an amenable number.
9812122102013 is a deficient number, since it is larger than the sum of its proper divisors (2645187514627).
9812122102013 is a wasteful number, since it uses less digits than its factorization.
9812122102013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8132817 (or 8132810 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 32.
The spelling of 9812122102013 in words is "nine trillion, eight hundred twelve billion, one hundred twenty-two million, one hundred two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •