Base | Representation |
---|---|
bin | 1100000110110011010101… |
… | …1111100101010110101100 |
3 | 1202010112000112222110122201 |
4 | 3001230311133211112230 |
5 | 3221041412241402340 |
6 | 44150553421551244 |
7 | 2542455005462464 |
oct | 301546537452654 |
9 | 52115015873581 |
10 | 13311001122220 |
11 | 4272189130a3a |
12 | 15ab917415524 |
13 | 7572b6a153a9 |
14 | 34038224aba4 |
15 | 1813b2a5779a |
hex | c1b357e55ac |
13311001122220 has 24 divisors (see below), whose sum is σ = 27953189838000. Its totient is φ = 5324383785792.
The previous prime is 13311001122217. The next prime is 13311001122239. The reversal of 13311001122220 is 2222110011331.
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, 7037586 + ... + 8726374.
It is an arithmetic number, because the mean of its divisors is an integer number (1164716243250).
Almost surely, 213311001122220 is an apocalyptic number.
13311001122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13311001122220 is an abundant number, since it is smaller than the sum of its proper divisors (14642188715780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13311001122220 is a wasteful number, since it uses less digits than its factorization.
13311001122220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2082897 (or 2082895 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 13311001122220 its reverse (2222110011331), we get a palindrome (15533111133551).
The spelling of 13311001122220 in words is "thirteen trillion, three hundred eleven billion, one million, one hundred twenty-two thousand, two hundred twenty".
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