Base | Representation |
---|---|
bin | 111011101000001… |
… | …1001011011001101 |
3 | 12011102211111222202 |
4 | 1313100121123031 |
5 | 13044200142044 |
6 | 530311451245 |
7 | 100403260454 |
oct | 16720313315 |
9 | 5142744882 |
10 | 2000787149 |
11 | 937434aa9 |
12 | 47a086b25 |
13 | 25b69172a |
14 | 14da21b9b |
15 | ba9bac4e |
hex | 774196cd |
2000787149 has 2 divisors, whose sum is σ = 2000787150. Its totient is φ = 2000787148.
The previous prime is 2000787109. The next prime is 2000787157. The reversal of 2000787149 is 9417870002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1981585225 + 19201924 = 44515^2 + 4382^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2000787149 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2000787109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000393574 + 1000393575.
It is an arithmetic number, because the mean of its divisors is an integer number (1000393575).
Almost surely, 22000787149 is an apocalyptic number.
It is an amenable number.
2000787149 is a deficient number, since it is larger than the sum of its proper divisors (1).
2000787149 is an equidigital number, since it uses as much as digits as its factorization.
2000787149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 28224, while the sum is 38.
The square root of 2000787149 is about 44730.1592776060. The cubic root of 2000787149 is about 1260.0863191473.
The spelling of 2000787149 in words is "two billion, seven hundred eighty-seven thousand, one hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •