Base | Representation |
---|---|
bin | 100010010010111… |
… | …1111010110110001 |
3 | 2222012110011212212 |
4 | 1010211333112301 |
5 | 4324101401041 |
6 | 310105501505 |
7 | 40342501541 |
oct | 10445772661 |
9 | 2865404785 |
10 | 1150809521 |
11 | 540669254 |
12 | 2814a1895 |
13 | 1545606a4 |
14 | acba7321 |
15 | 6b0708eb |
hex | 4497f5b1 |
1150809521 has 2 divisors, whose sum is σ = 1150809522. Its totient is φ = 1150809520.
The previous prime is 1150809481. The next prime is 1150809547. The reversal of 1150809521 is 1259080511.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1027843600 + 122965921 = 32060^2 + 11089^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1150809521 is a prime.
It is not a weakly prime, because it can be changed into another prime (1155809521) 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, 575404760 + 575404761.
It is an arithmetic number, because the mean of its divisors is an integer number (575404761).
Almost surely, 21150809521 is an apocalyptic number.
It is an amenable number.
1150809521 is a deficient number, since it is larger than the sum of its proper divisors (1).
1150809521 is an equidigital number, since it uses as much as digits as its factorization.
1150809521 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3600, while the sum is 32.
The square root of 1150809521 is about 33923.5835518596. The cubic root of 1150809521 is about 1047.9353293354.
The spelling of 1150809521 in words is "one billion, one hundred fifty million, eight hundred nine thousand, five hundred twenty-one".
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