Base | Representation |
---|---|
bin | 1011000001001011… |
… | …0110100000100001 |
3 | 21122010111100100221 |
4 | 2300102312200201 |
5 | 22024134404443 |
6 | 1205254243041 |
7 | 133203206665 |
oct | 26022664041 |
9 | 7563440327 |
10 | 2957731873 |
11 | 1288620808 |
12 | 6a6656481 |
13 | 381a05505 |
14 | 200b628a5 |
15 | 1249e4eed |
hex | b04b6821 |
2957731873 has 2 divisors, whose sum is σ = 2957731874. Its totient is φ = 2957731872.
The previous prime is 2957731813. The next prime is 2957731883. The reversal of 2957731873 is 3781377592.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2823009424 + 134722449 = 53132^2 + 11607^2 .
It is a cyclic number.
It is not a de Polignac number, because 2957731873 - 217 = 2957600801 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2957731873.
It is not a weakly prime, because it can be changed into another prime (2957731813) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1478865936 + 1478865937.
It is an arithmetic number, because the mean of its divisors is an integer number (1478865937).
Almost surely, 22957731873 is an apocalyptic number.
It is an amenable number.
2957731873 is a deficient number, since it is larger than the sum of its proper divisors (1).
2957731873 is an equidigital number, since it uses as much as digits as its factorization.
2957731873 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2222640, while the sum is 52.
The square root of 2957731873 is about 54385.0335386492. The cubic root of 2957731873 is about 1435.4440423105. Note that the first 3 decimals are identical.
The spelling of 2957731873 in words is "two billion, nine hundred fifty-seven million, seven hundred thirty-one thousand, eight hundred seventy-three".
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