Base | Representation |
---|---|
bin | 111011010010001011000… |
… | …1010101111111101011101 |
3 | 1001211221012220010202022222 |
4 | 1312210112022233331131 |
5 | 2031443422232032044 |
6 | 25155034403315125 |
7 | 1500445113504521 |
oct | 166442612577535 |
9 | 31757186122288 |
10 | 8147924877149 |
11 | 26615741a4922 |
12 | ab715767baa5 |
13 | 471466285a75 |
14 | 20250c5bbd81 |
15 | e1e2d7938ee |
hex | 769162aff5d |
8147924877149 has 2 divisors, whose sum is σ = 8147924877150. Its totient is φ = 8147924877148.
The previous prime is 8147924877137. The next prime is 8147924877187. The reversal of 8147924877149 is 9417784297418.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 4522823116249 + 3625101760900 = 2126693^2 + 1903970^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8147924877149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8147924837149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4073962438574 + 4073962438575.
It is an arithmetic number, because the mean of its divisors is an integer number (4073962438575).
Almost surely, 28147924877149 is an apocalyptic number.
It is an amenable number.
8147924877149 is a deficient number, since it is larger than the sum of its proper divisors (1).
8147924877149 is an equidigital number, since it uses as much as digits as its factorization.
8147924877149 is an evil number, because the sum of its binary digits is even.
The product of its digits is 227598336, while the sum is 71.
The spelling of 8147924877149 in words is "eight trillion, one hundred forty-seven billion, nine hundred twenty-four million, eight hundred seventy-seven thousand, one hundred forty-nine".
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