Base | Representation |
---|---|
bin | 100010010001101… |
… | …1010001001001101 |
3 | 2222011011210121121 |
4 | 1010203122021031 |
5 | 4323413222223 |
6 | 310043200541 |
7 | 40333652614 |
oct | 10443321115 |
9 | 2864153547 |
10 | 1150132813 |
11 | 540246895 |
12 | 281216151 |
13 | 15438467b |
14 | aca6c87b |
15 | 6ae8a15d |
hex | 448da24d |
1150132813 has 2 divisors, whose sum is σ = 1150132814. Its totient is φ = 1150132812.
The previous prime is 1150132811. The next prime is 1150132873. The reversal of 1150132813 is 3182310511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 739948804 + 410184009 = 27202^2 + 20253^2 .
It is a cyclic number.
It is not a de Polignac number, because 1150132813 - 21 = 1150132811 is a prime.
Together with 1150132811, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1150132811) 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, 575066406 + 575066407.
It is an arithmetic number, because the mean of its divisors is an integer number (575066407).
Almost surely, 21150132813 is an apocalyptic number.
It is an amenable number.
1150132813 is a deficient number, since it is larger than the sum of its proper divisors (1).
1150132813 is an equidigital number, since it uses as much as digits as its factorization.
1150132813 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 1150132813 is about 33913.6080799434. The cubic root of 1150132813 is about 1047.7298840227.
The spelling of 1150132813 in words is "one billion, one hundred fifty million, one hundred thirty-two thousand, eight hundred thirteen".
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