Base | Representation |
---|---|
bin | 101101000000000… |
… | …111011010000001 |
3 | 1221121200020020021 |
4 | 231000013122001 |
5 | 3021240130212 |
6 | 202530213441 |
7 | 24465302632 |
oct | 5500073201 |
9 | 1847606207 |
10 | 755005057 |
11 | 3581a9524 |
12 | 190a24281 |
13 | c055a971 |
14 | 723b5889 |
15 | 4643a307 |
hex | 2d007681 |
755005057 has 2 divisors, whose sum is σ = 755005058. Its totient is φ = 755005056.
The previous prime is 755005021. The next prime is 755005073. The reversal of 755005057 is 750500557.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 645363216 + 109641841 = 25404^2 + 10471^2 .
It is a cyclic number.
It is not a de Polignac number, because 755005057 - 211 = 755003009 is a prime.
It is not a weakly prime, because it can be changed into another prime (755005157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377502528 + 377502529.
It is an arithmetic number, because the mean of its divisors is an integer number (377502529).
Almost surely, 2755005057 is an apocalyptic number.
It is an amenable number.
755005057 is a deficient number, since it is larger than the sum of its proper divisors (1).
755005057 is an equidigital number, since it uses as much as digits as its factorization.
755005057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30625, while the sum is 34.
The square root of 755005057 is about 27477.3553494509. The cubic root of 755005057 is about 910.5768821331.
The spelling of 755005057 in words is "seven hundred fifty-five million, five thousand, fifty-seven".
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