Base | Representation |
---|---|
bin | 1110001001011110110111… |
… | …01001011100100010000001 |
3 | 11002011021212001111221121200 |
4 | 13010233123221130202001 |
5 | 13034220122044400001 |
6 | 150100414445211413 |
7 | 6360530443536540 |
oct | 704573351344201 |
9 | 132137761457550 |
10 | 31112133200001 |
11 | 9a05644110867 |
12 | 35a58a6560b69 |
13 | 1448b27b481b9 |
14 | 797b9a026157 |
15 | 38e470a5c086 |
hex | 1c4bdba5c881 |
31112133200001 has 24 divisors (see below), whose sum is σ = 54380871477504. Its totient is φ = 16732575838080.
The previous prime is 31112133199999. The next prime is 31112133200021. The reversal of 31112133200001 is 10000233121113.
31112133200001 is a `hidden beast` number, since 311 + 1 + 21 + 332 + 0 + 0 + 0 + 0 + 1 = 666.
It is not a de Polignac number, because 31112133200001 - 21 = 31112133199999 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (31112133200021) 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, 14524804345 + ... + 14524806486.
It is an arithmetic number, because the mean of its divisors is an integer number (2265869644896).
Almost surely, 231112133200001 is an apocalyptic number.
It is an amenable number.
31112133200001 is a deficient number, since it is larger than the sum of its proper divisors (23268738277503).
31112133200001 is a wasteful number, since it uses less digits than its factorization.
31112133200001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29049610861 (or 29049610858 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 31112133200001 its reverse (10000233121113), we get a palindrome (41112366321114).
The spelling of 31112133200001 in words is "thirty-one trillion, one hundred twelve billion, one hundred thirty-three million, two hundred thousand, one".
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