Base | Representation |
---|---|
bin | 100000000011010… |
… | …0010110111011001 |
3 | 2202221122220100011 |
4 | 1000012202313121 |
5 | 4200304114442 |
6 | 254414441521 |
7 | 35436144412 |
oct | 10006426731 |
9 | 2687586304 |
10 | 1075457497 |
11 | 502082154 |
12 | 2602032a1 |
13 | 141a69aaa |
14 | a2b90809 |
15 | 64639117 |
hex | 401a2dd9 |
1075457497 has 2 divisors, whose sum is σ = 1075457498. Its totient is φ = 1075457496.
The previous prime is 1075457479. The next prime is 1075457521. The reversal of 1075457497 is 7947545701.
Together with previous prime (1075457479) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 799532176 + 275925321 = 28276^2 + 16611^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1075457497 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1075457497.
It is not a weakly prime, because it can be changed into another prime (1075457407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537728748 + 537728749.
It is an arithmetic number, because the mean of its divisors is an integer number (537728749).
Almost surely, 21075457497 is an apocalyptic number.
It is an amenable number.
1075457497 is a deficient number, since it is larger than the sum of its proper divisors (1).
1075457497 is an equidigital number, since it uses as much as digits as its factorization.
1075457497 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1234800, while the sum is 49.
The square root of 1075457497 is about 32794.1686432207. The cubic root of 1075457497 is about 1024.5451075290.
The spelling of 1075457497 in words is "one billion, seventy-five million, four hundred fifty-seven thousand, four hundred ninety-seven".
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