Base | Representation |
---|---|
bin | 10001101000110111100… |
… | …100101001011001011110 |
3 | 11021212200020200221000201 |
4 | 101220313210221121132 |
5 | 124324401430143402 |
6 | 2324500451014114 |
7 | 153400202422036 |
oct | 21506744513136 |
9 | 4255606627021 |
10 | 1212113131102 |
11 | 428066298845 |
12 | 176aba29a33a |
13 | 8a3c000cac3 |
14 | 429491948c6 |
15 | 217e3356687 |
hex | 11a3792965e |
1212113131102 has 16 divisors (see below), whose sum is σ = 1831309989840. Its totient is φ = 601687516032.
The previous prime is 1212113131039. The next prime is 1212113131169. The reversal of 1212113131102 is 2011313112121.
It is a self number, because there is not a number n which added to its sum of digits gives 1212113131102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2542203 + ... + 2981110.
It is an arithmetic number, because the mean of its divisors is an integer number (114456874365).
Almost surely, 21212113131102 is an apocalyptic number.
1212113131102 is a deficient number, since it is larger than the sum of its proper divisors (619196858738).
1212113131102 is a wasteful number, since it uses less digits than its factorization.
1212113131102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5524107.
The product of its (nonzero) digits is 72, while the sum is 19.
Adding to 1212113131102 its reverse (2011313112121), we get a palindrome (3223426243223).
The spelling of 1212113131102 in words is "one trillion, two hundred twelve billion, one hundred thirteen million, one hundred thirty-one thousand, one hundred two".
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