Base | Representation |
---|---|
bin | 111101000110101110… |
… | …0010111011011010100 |
3 | 110112201002102102112122 |
4 | 1322031130113123110 |
5 | 4122220320323244 |
6 | 140141011435112 |
7 | 12323542645652 |
oct | 1721534273324 |
9 | 415632372478 |
10 | 131222042324 |
11 | 5071847066a |
12 | 21521bb5a98 |
13 | c4b3115bb9 |
14 | 64cb8d5dd2 |
15 | 36302a51ee |
hex | 1e8d7176d4 |
131222042324 has 24 divisors (see below), whose sum is σ = 239710363200. Its totient is φ = 62735450624.
The previous prime is 131222042311. The next prime is 131222042353. The reversal of 131222042324 is 423240222131.
It is a junction number, because it is equal to n+sod(n) for n = 131222042293 and 131222042302.
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, 5774 + ... + 512325.
It is an arithmetic number, because the mean of its divisors is an integer number (9987931800).
Almost surely, 2131222042324 is an apocalyptic number.
It is an amenable number.
131222042324 is a deficient number, since it is larger than the sum of its proper divisors (108488320876).
131222042324 is a wasteful number, since it uses less digits than its factorization.
131222042324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 520879 (or 520877 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 131222042324 its reverse (423240222131), we get a palindrome (554462264455).
The spelling of 131222042324 in words is "one hundred thirty-one billion, two hundred twenty-two million, forty-two thousand, three hundred twenty-four".
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