Base | Representation |
---|---|
bin | 111101001001101111… |
… | …0010010100100100110 |
3 | 110112222010210021112102 |
4 | 1322103132102210212 |
5 | 4122422220210042 |
6 | 140155024052102 |
7 | 12326211603344 |
oct | 1722336224446 |
9 | 415863707472 |
10 | 131323210022 |
11 | 5076a58a434 |
12 | 2154ba64032 |
13 | c4cb078044 |
14 | 64db10c994 |
15 | 36390dab32 |
hex | 1e93792926 |
131323210022 has 32 divisors (see below), whose sum is σ = 200977459200. Its totient is φ = 64347187968.
The previous prime is 131323210001. The next prime is 131323210079. The reversal of 131323210022 is 220012323131.
It is a junction number, because it is equal to n+sod(n) for n = 131323209976 and 131323210003.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8291603 + ... + 8307425.
It is an arithmetic number, because the mean of its divisors is an integer number (6280545600).
Almost surely, 2131323210022 is an apocalyptic number.
131323210022 is a deficient number, since it is larger than the sum of its proper divisors (69654249178).
131323210022 is a wasteful number, since it uses less digits than its factorization.
131323210022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16340.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 131323210022 its reverse (220012323131), we get a palindrome (351335533153).
The spelling of 131323210022 in words is "one hundred thirty-one billion, three hundred twenty-three million, two hundred ten thousand, twenty-two".
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