Base | Representation |
---|---|
bin | 101011111101101000110… |
… | …111001010101001000001 |
3 | 101200211001010201112120122 |
4 | 223331220313022221001 |
5 | 343444224023113212 |
6 | 10231514534150025 |
7 | 431161126232216 |
oct | 53755067125101 |
9 | 11624033645518 |
10 | 3021121301057 |
11 | a65283239892 |
12 | 40961b4b2315 |
13 | 18bb76605b92 |
14 | a631a0a3b0d |
15 | 538bdb52272 |
hex | 2bf68dcaa41 |
3021121301057 has 2 divisors, whose sum is σ = 3021121301058. Its totient is φ = 3021121301056.
The previous prime is 3021121301021. The next prime is 3021121301059. The reversal of 3021121301057 is 7501031211203.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2025338844736 + 995782456321 = 1423144^2 + 997889^2 .
It is a cyclic number.
It is not a de Polignac number, because 3021121301057 - 28 = 3021121300801 is a prime.
Together with 3021121301059, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (3021121301059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510560650528 + 1510560650529.
It is an arithmetic number, because the mean of its divisors is an integer number (1510560650529).
Almost surely, 23021121301057 is an apocalyptic number.
It is an amenable number.
3021121301057 is a deficient number, since it is larger than the sum of its proper divisors (1).
3021121301057 is an equidigital number, since it uses as much as digits as its factorization.
3021121301057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1260, while the sum is 26.
The spelling of 3021121301057 in words is "three trillion, twenty-one billion, one hundred twenty-one million, three hundred one thousand, fifty-seven".
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