Base | Representation |
---|---|
bin | 10010101110001011… |
… | …100101010111100101 |
3 | 1220212221201120221001 |
4 | 102232023211113211 |
5 | 312132122011123 |
6 | 13122414353301 |
7 | 1311102245164 |
oct | 225613452745 |
9 | 56787646831 |
10 | 20102141413 |
11 | 8586153412 |
12 | 3a901bb831 |
13 | 1b848bb043 |
14 | d89ab33db |
15 | 7c9be50ad |
hex | 4ae2e55e5 |
20102141413 has 2 divisors, whose sum is σ = 20102141414. Its totient is φ = 20102141412.
The previous prime is 20102141357. The next prime is 20102141431. The reversal of 20102141413 is 31414120102.
Together with next prime (20102141431) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 16950217249 + 3151924164 = 130193^2 + 56142^2 .
It is a cyclic number.
It is not a de Polignac number, because 20102141413 - 213 = 20102133221 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20102141443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051070706 + 10051070707.
It is an arithmetic number, because the mean of its divisors is an integer number (10051070707).
Almost surely, 220102141413 is an apocalyptic number.
It is an amenable number.
20102141413 is a deficient number, since it is larger than the sum of its proper divisors (1).
20102141413 is an equidigital number, since it uses as much as digits as its factorization.
20102141413 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 20102141413 its reverse (31414120102), we get a palindrome (51516261515).
The spelling of 20102141413 in words is "twenty billion, one hundred two million, one hundred forty-one thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •