Base | Representation |
---|---|
bin | 101101100100000101111… |
… | …101111110110110111111 |
3 | 102002022222220221011111002 |
4 | 231210011331332312333 |
5 | 402300024102334434 |
6 | 10354231042120515 |
7 | 442134231600104 |
oct | 55440575766677 |
9 | 12068886834432 |
10 | 3131131293119 |
11 | aa79a5a940a5 |
12 | 426a0165013b |
13 | 199358bc0b3b |
14 | ab794728aab |
15 | 566aba7057e |
hex | 2d905f7edbf |
3131131293119 has 2 divisors, whose sum is σ = 3131131293120. Its totient is φ = 3131131293118.
The previous prime is 3131131293061. The next prime is 3131131293181. The reversal of 3131131293119 is 9113921311313.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 3131131293119 - 240 = 2031619665343 is a prime.
It is a super-2 number, since 2×31311312931192 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3131131293319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565565646559 + 1565565646560.
It is an arithmetic number, because the mean of its divisors is an integer number (1565565646560).
Almost surely, 23131131293119 is an apocalyptic number.
3131131293119 is a deficient number, since it is larger than the sum of its proper divisors (1).
3131131293119 is an equidigital number, since it uses as much as digits as its factorization.
3131131293119 is an evil number, because the sum of its binary digits is even.
The product of its digits is 13122, while the sum is 38.
The spelling of 3131131293119 in words is "three trillion, one hundred thirty-one billion, one hundred thirty-one million, two hundred ninety-three thousand, one hundred nineteen".
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