Base | Representation |
---|---|
bin | 11101100011101000011… |
… | …100010110101111011001 |
3 | 21012011200112201200002101 |
4 | 131203220130112233121 |
5 | 231234220310423001 |
6 | 4153030255003401 |
7 | 266513103532402 |
oct | 35435034265731 |
9 | 7164615650071 |
10 | 2031124311001 |
11 | 7134387a4365 |
12 | 28978b509561 |
13 | 1196c383c846 |
14 | 704423649a9 |
15 | 37c7a690a01 |
hex | 1d8e8716bd9 |
2031124311001 has 2 divisors, whose sum is σ = 2031124311002. Its totient is φ = 2031124311000.
The previous prime is 2031124310989. The next prime is 2031124311037. The reversal of 2031124311001 is 1001134211302.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1445708045376 + 585416265625 = 1202376^2 + 765125^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2031124311001 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2031124311001.
It is not a weakly prime, because it can be changed into another prime (2031124311061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015562155500 + 1015562155501.
It is an arithmetic number, because the mean of its divisors is an integer number (1015562155501).
Almost surely, 22031124311001 is an apocalyptic number.
It is an amenable number.
2031124311001 is a deficient number, since it is larger than the sum of its proper divisors (1).
2031124311001 is an equidigital number, since it uses as much as digits as its factorization.
2031124311001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 2031124311001 its reverse (1001134211302), we get a palindrome (3032258522303).
The spelling of 2031124311001 in words is "two trillion, thirty-one billion, one hundred twenty-four million, three hundred eleven thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •