Base | Representation |
---|---|
bin | 100001111011101… |
… | …1000000101000001 |
3 | 2221100110100212122 |
4 | 1003313120011001 |
5 | 4312434340032 |
6 | 304551534025 |
7 | 40133566265 |
oct | 10367300501 |
9 | 2840410778 |
10 | 1138590017 |
11 | 534782594 |
12 | 27938a315 |
13 | 151b72806 |
14 | ab3060a5 |
15 | 69e5a012 |
hex | 43dd8141 |
1138590017 has 2 divisors, whose sum is σ = 1138590018. Its totient is φ = 1138590016.
The previous prime is 1138590007. The next prime is 1138590023. The reversal of 1138590017 is 7100958311.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 881436721 + 257153296 = 29689^2 + 16036^2 .
It is an emirp because it is prime and its reverse (7100958311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1138590017 - 24 = 1138590001 is a prime.
It is not a weakly prime, because it can be changed into another prime (1138590007) 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, 569295008 + 569295009.
It is an arithmetic number, because the mean of its divisors is an integer number (569295009).
Almost surely, 21138590017 is an apocalyptic number.
It is an amenable number.
1138590017 is a deficient number, since it is larger than the sum of its proper divisors (1).
1138590017 is an equidigital number, since it uses as much as digits as its factorization.
1138590017 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7560, while the sum is 35.
The square root of 1138590017 is about 33742.9995258276. Note that the first 3 decimals coincide. The cubic root of 1138590017 is about 1044.2130678022.
The spelling of 1138590017 in words is "one billion, one hundred thirty-eight million, five hundred ninety thousand, seventeen".
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