Base | Representation |
---|---|
bin | 10110100101000110… |
… | …10010111000001001 |
3 | 1011021211102211202110 |
4 | 23102203102320021 |
5 | 144311313333223 |
6 | 5322521052533 |
7 | 606255501540 |
oct | 132243227011 |
9 | 34254384673 |
10 | 12122402313 |
11 | 516086430a |
12 | 2423927149 |
13 | 11b2620028 |
14 | 82dda1157 |
15 | 4ae39cd93 |
hex | 2d28d2e09 |
12122402313 has 16 divisors (see below), whose sum is σ = 19558834560. Its totient is φ = 6519611136.
The previous prime is 12122402297. The next prime is 12122402339. The reversal of 12122402313 is 31320422121.
It is not a de Polignac number, because 12122402313 - 24 = 12122402297 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 12122402313.
It is not an unprimeable number, because it can be changed into a prime (12122402353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16977798 + ... + 16978511.
It is an arithmetic number, because the mean of its divisors is an integer number (1222427160).
Almost surely, 212122402313 is an apocalyptic number.
It is an amenable number.
12122402313 is a deficient number, since it is larger than the sum of its proper divisors (7436432247).
12122402313 is a wasteful number, since it uses less digits than its factorization.
12122402313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33956336.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 12122402313 its reverse (31320422121), we get a palindrome (43442824434).
The spelling of 12122402313 in words is "twelve billion, one hundred twenty-two million, four hundred two thousand, three hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •