Base | Representation |
---|---|
bin | 100110101111110… |
… | …0000011101100001 |
3 | 10100121101011212011 |
4 | 1031133200131201 |
5 | 10130311330212 |
6 | 333001432521 |
7 | 44134465516 |
oct | 11537403541 |
9 | 3317334764 |
10 | 1300105057 |
11 | 60796a199 |
12 | 30349b741 |
13 | 179473a44 |
14 | c494b30d |
15 | 792114a7 |
hex | 4d7e0761 |
1300105057 has 2 divisors, whose sum is σ = 1300105058. Its totient is φ = 1300105056.
The previous prime is 1300104983. The next prime is 1300105067. The reversal of 1300105057 is 7505010031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 692531856 + 607573201 = 26316^2 + 24649^2 .
It is a cyclic number.
It is not a de Polignac number, because 1300105057 - 219 = 1299580769 is a prime.
It is not a weakly prime, because it can be changed into another prime (1300105067) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650052528 + 650052529.
It is an arithmetic number, because the mean of its divisors is an integer number (650052529).
Almost surely, 21300105057 is an apocalyptic number.
It is an amenable number.
1300105057 is a deficient number, since it is larger than the sum of its proper divisors (1).
1300105057 is an equidigital number, since it uses as much as digits as its factorization.
1300105057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 525, while the sum is 22.
The square root of 1300105057 is about 36056.9696036702. The cubic root of 1300105057 is about 1091.4222818749.
Adding to 1300105057 its reverse (7505010031), we get a palindrome (8805115088).
The spelling of 1300105057 in words is "one billion, three hundred million, one hundred five thousand, fifty-seven".
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