Base | Representation |
---|---|
bin | 100111100101010100001 |
3 | 2102220020011 |
4 | 10330222201 |
5 | 313001212 |
6 | 43444521 |
7 | 14011336 |
oct | 4745241 |
9 | 2386204 |
10 | 1297057 |
11 | 806553 |
12 | 526741 |
13 | 3654b8 |
14 | 25a98d |
15 | 1a94a7 |
hex | 13caa1 |
1297057 has 2 divisors, whose sum is σ = 1297058. Its totient is φ = 1297056.
The previous prime is 1297027. The next prime is 1297061. The reversal of 1297057 is 7507921.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1290496 + 6561 = 1136^2 + 81^2 .
It is a cyclic number.
It is not a de Polignac number, because 1297057 - 27 = 1296929 is a prime.
It is a super-2 number, since 2×12970572 = 3364713722498, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1297027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648528 + 648529.
It is an arithmetic number, because the mean of its divisors is an integer number (648529).
21297057 is an apocalyptic number.
It is an amenable number.
1297057 is a deficient number, since it is larger than the sum of its proper divisors (1).
1297057 is an equidigital number, since it uses as much as digits as its factorization.
1297057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4410, while the sum is 31.
The square root of 1297057 is about 1138.8841029710. The cubic root of 1297057 is about 109.0568678931.
The spelling of 1297057 in words is "one million, two hundred ninety-seven thousand, fifty-seven".
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