Base | Representation |
---|---|
bin | 100000100111011100… |
… | …0100100111101001001 |
3 | 20200210102010120011021 |
4 | 1001032320210331021 |
5 | 2121421442243032 |
6 | 52102143032441 |
7 | 5026505042653 |
oct | 1011670447511 |
9 | 220712116137 |
10 | 70042931017 |
11 | 27783454854 |
12 | 116a929b721 |
13 | 67b32c9317 |
14 | 35665cd6d3 |
15 | 1c4e291097 |
hex | 104ee24f49 |
70042931017 has 2 divisors, whose sum is σ = 70042931018. Its totient is φ = 70042931016.
The previous prime is 70042930963. The next prime is 70042931069. The reversal of 70042931017 is 71013924007.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 67935294736 + 2107636281 = 260644^2 + 45909^2 .
It is a cyclic number.
It is not a de Polignac number, because 70042931017 - 219 = 70042406729 is a prime.
It is not a weakly prime, because it can be changed into another prime (70042931087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35021465508 + 35021465509.
It is an arithmetic number, because the mean of its divisors is an integer number (35021465509).
Almost surely, 270042931017 is an apocalyptic number.
It is an amenable number.
70042931017 is a deficient number, since it is larger than the sum of its proper divisors (1).
70042931017 is an equidigital number, since it uses as much as digits as its factorization.
70042931017 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10584, while the sum is 34.
The spelling of 70042931017 in words is "seventy billion, forty-two million, nine hundred thirty-one thousand, seventeen".
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