Base | Representation |
---|---|
bin | 11100111101101101… |
… | …001000100111011110 |
3 | 2222021102011100120011 |
4 | 130331231020213132 |
5 | 1002143100404042 |
6 | 22142005113434 |
7 | 2150454514621 |
oct | 347555104736 |
9 | 88242140504 |
10 | 31100013022 |
11 | 1220a168101 |
12 | 603b3b887a |
13 | 2c1824b990 |
14 | 171058bdb8 |
15 | c204b3a17 |
hex | 73db489de |
31100013022 has 16 divisors (see below), whose sum is σ = 50726239200. Its totient is φ = 14214493152.
The previous prime is 31100013013. The next prime is 31100013053. The reversal of 31100013022 is 22031000113.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 31100012993 and 31100013011.
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, 5803897 + ... + 5809252.
It is an arithmetic number, because the mean of its divisors is an integer number (3170389950).
Almost surely, 231100013022 is an apocalyptic number.
31100013022 is a deficient number, since it is larger than the sum of its proper divisors (19626226178).
31100013022 is a wasteful number, since it uses less digits than its factorization.
31100013022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11613267.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 31100013022 its reverse (22031000113), we get a palindrome (53131013135).
The spelling of 31100013022 in words is "thirty-one billion, one hundred million, thirteen thousand, twenty-two".
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