Base | Representation |
---|---|
bin | 101101100100000000000… |
… | …111011010011100011111 |
3 | 102002022202002011112202002 |
4 | 231210000013122130133 |
5 | 402244323433231421 |
6 | 10354213213352515 |
7 | 442131630150665 |
oct | 55440007323437 |
9 | 12068662145662 |
10 | 3131033102111 |
11 | aa7955618802 |
12 | 42699479873b |
13 | 199341761855 |
14 | ab785688c35 |
15 | 566a3126b0b |
hex | 2d9001da71f |
3131033102111 has 2 divisors, whose sum is σ = 3131033102112. Its totient is φ = 3131033102110.
The previous prime is 3131033102089. The next prime is 3131033102123. The reversal of 3131033102111 is 1112013301313.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 3131033102111 - 214 = 3131033085727 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3131033105111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565516551055 + 1565516551056.
It is an arithmetic number, because the mean of its divisors is an integer number (1565516551056).
Almost surely, 23131033102111 is an apocalyptic number.
3131033102111 is a deficient number, since it is larger than the sum of its proper divisors (1).
3131033102111 is an equidigital number, since it uses as much as digits as its factorization.
3131033102111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 3131033102111 its reverse (1112013301313), we get a palindrome (4243046403424).
The spelling of 3131033102111 in words is "three trillion, one hundred thirty-one billion, thirty-three million, one hundred two thousand, one hundred eleven".
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