Base | Representation |
---|---|
bin | 10011000111000010001… |
… | …001001110010100011011 |
3 | 11122112122201021222111222 |
4 | 103013002021032110123 |
5 | 133003434342120011 |
6 | 2443141433442255 |
7 | 163606604502020 |
oct | 23070211162433 |
9 | 4575581258458 |
10 | 1313222223131 |
11 | 466a30789125 |
12 | 19261757038b |
13 | 96ab4534700 |
14 | 477bb63d547 |
15 | 2425eb20ddb |
hex | 131c224e51b |
1313222223131 has 48 divisors (see below), whose sum is σ = 1698456812544. Its totient is φ = 992308217472.
The previous prime is 1313222223121. The next prime is 1313222223227.
1313222223131 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 1313222223131 - 218 = 1313221960987 is a prime.
It is a super-2 number, since 2×13132222231312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1313222223131.
It is not an unprimeable number, because it can be changed into a prime (1313222223101) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17566925 + ... + 17641521.
It is an arithmetic number, because the mean of its divisors is an integer number (35384516928).
Almost surely, 21313222223131 is an apocalyptic number.
1313222223131 is a deficient number, since it is larger than the sum of its proper divisors (385234589413).
1313222223131 is a wasteful number, since it uses less digits than its factorization.
1313222223131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75300 (or 75287 counting only the distinct ones).
The product of its digits is 2592, while the sum is 26.
The spelling of 1313222223131 in words is "one trillion, three hundred thirteen billion, two hundred twenty-two million, two hundred twenty-three thousand, one hundred thirty-one".
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