Base | Representation |
---|---|
bin | 100000100000110… |
… | …1101000101010001 |
3 | 2211000211210210021 |
4 | 1001001231011101 |
5 | 4213241401331 |
6 | 300131103441 |
7 | 36015025300 |
oct | 10101550521 |
9 | 2730753707 |
10 | 1090965841 |
11 | 50a904869 |
12 | 265441b81 |
13 | 145039924 |
14 | a4c6a437 |
15 | 65b9e211 |
hex | 4106d151 |
1090965841 has 12 divisors (see below), whose sum is σ = 1269709428. Its totient is φ = 934651872.
The previous prime is 1090965829. The next prime is 1090965913. The reversal of 1090965841 is 1485690901.
It can be written as a sum of positive squares in 2 ways, for example, as 548262225 + 542703616 = 23415^2 + 23296^2 .
It is not a de Polignac number, because 1090965841 - 25 = 1090965809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1090965241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127015 + ... + 135331.
It is an arithmetic number, because the mean of its divisors is an integer number (105809119).
Almost surely, 21090965841 is an apocalyptic number.
It is an amenable number.
1090965841 is a deficient number, since it is larger than the sum of its proper divisors (178743587).
1090965841 is an equidigital number, since it uses as much as digits as its factorization.
1090965841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11008 (or 11001 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 43.
The square root of 1090965841 is about 33029.7720397825. The cubic root of 1090965841 is about 1029.4463486954.
The spelling of 1090965841 in words is "one billion, ninety million, nine hundred sixty-five thousand, eight hundred forty-one".
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