Base | Representation |
---|---|
bin | 1000000010110001… |
… | …1101000001010101 |
3 | 12120110210111221121 |
4 | 2000230131001111 |
5 | 13410214334403 |
6 | 554125443541 |
7 | 104335234426 |
oct | 20054350125 |
9 | 5513714847 |
10 | 2159136853 |
11 | a0885a525 |
12 | 5031105b1 |
13 | 285424c93 |
14 | 166a8164d |
15 | c98493bd |
hex | 80b1d055 |
2159136853 has 2 divisors, whose sum is σ = 2159136854. Its totient is φ = 2159136852.
The previous prime is 2159136829. The next prime is 2159136869. The reversal of 2159136853 is 3586319512.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1789036209 + 370100644 = 42297^2 + 19238^2 .
It is a cyclic number.
It is not a de Polignac number, because 2159136853 - 213 = 2159128661 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2159136653) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079568426 + 1079568427.
It is an arithmetic number, because the mean of its divisors is an integer number (1079568427).
Almost surely, 22159136853 is an apocalyptic number.
It is an amenable number.
2159136853 is a deficient number, since it is larger than the sum of its proper divisors (1).
2159136853 is an equidigital number, since it uses as much as digits as its factorization.
2159136853 is an evil number, because the sum of its binary digits is even.
The product of its digits is 194400, while the sum is 43.
The square root of 2159136853 is about 46466.5132434100. The cubic root of 2159136853 is about 1292.4886064640.
The spelling of 2159136853 in words is "two billion, one hundred fifty-nine million, one hundred thirty-six thousand, eight hundred fifty-three".
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