Base | Representation |
---|---|
bin | 1010111000111011… |
… | …0100011101001001 |
3 | 21112201100220102122 |
4 | 2232032310131021 |
5 | 21441304323312 |
6 | 1202020341025 |
7 | 132303054035 |
oct | 25616643511 |
9 | 7481326378 |
10 | 2923120457 |
11 | 1270030734 |
12 | 696b44775 |
13 | 3777a759a |
14 | 1da3131c5 |
15 | 121959b72 |
hex | ae3b4749 |
2923120457 has 2 divisors, whose sum is σ = 2923120458. Its totient is φ = 2923120456.
The previous prime is 2923120391. The next prime is 2923120463. The reversal of 2923120457 is 7540213292.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2328931081 + 594189376 = 48259^2 + 24376^2 .
It is a cyclic number.
It is not a de Polignac number, because 2923120457 - 28 = 2923120201 is a prime.
It is a super-2 number, since 2×29231204572 = 17089266412263777698, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2923120157) 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, 1461560228 + 1461560229.
It is an arithmetic number, because the mean of its divisors is an integer number (1461560229).
Almost surely, 22923120457 is an apocalyptic number.
It is an amenable number.
2923120457 is a deficient number, since it is larger than the sum of its proper divisors (1).
2923120457 is an equidigital number, since it uses as much as digits as its factorization.
2923120457 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 2923120457 is about 54065.8899584572. The cubic root of 2923120457 is about 1429.8228637745.
The spelling of 2923120457 in words is "two billion, nine hundred twenty-three million, one hundred twenty thousand, four hundred fifty-seven".
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