Base | Representation |
---|---|
bin | 111111010000000… |
… | …000100000111011 |
3 | 2201221202120020222 |
4 | 333100000200323 |
5 | 4133124123034 |
6 | 253144210255 |
7 | 35203501622 |
oct | 7720004073 |
9 | 2657676228 |
10 | 1061161019 |
11 | 4a4aa7a86 |
12 | 25746998b |
13 | 13bb02739 |
14 | a0d0c6b9 |
15 | 6326312e |
hex | 3f40083b |
1061161019 has 2 divisors, whose sum is σ = 1061161020. Its totient is φ = 1061161018.
The previous prime is 1061161007. The next prime is 1061161033. The reversal of 1061161019 is 9101611601.
It is a weak prime.
It is an emirp because it is prime and its reverse (9101611601) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1061161019 is a prime.
It is a super-2 number, since 2×10611610192 = 2252125416490236722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1061161219) 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, 530580509 + 530580510.
It is an arithmetic number, because the mean of its divisors is an integer number (530580510).
Almost surely, 21061161019 is an apocalyptic number.
1061161019 is a deficient number, since it is larger than the sum of its proper divisors (1).
1061161019 is an equidigital number, since it uses as much as digits as its factorization.
1061161019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 324, while the sum is 26.
The square root of 1061161019 is about 32575.4665200669. The cubic root of 1061161019 is about 1019.9849475544.
The spelling of 1061161019 in words is "one billion, sixty-one million, one hundred sixty-one thousand, nineteen".
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