Base | Representation |
---|---|
bin | 101010001110… |
… | …011101100001 |
3 | 202211101012101 |
4 | 222032131201 |
5 | 10313204111 |
6 | 1033130401 |
7 | 163041646 |
oct | 52163541 |
9 | 22741171 |
10 | 11069281 |
11 | 6280573 |
12 | 3859a01 |
13 | 23a7492 |
14 | 1681dcd |
15 | e89bc1 |
hex | a8e761 |
11069281 has 2 divisors, whose sum is σ = 11069282. Its totient is φ = 11069280.
The previous prime is 11069273. The next prime is 11069287. The reversal of 11069281 is 18296011.
It is a happy number.
11069281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9985600 + 1083681 = 3160^2 + 1041^2 .
It is an emirp because it is prime and its reverse (18296011) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11069281 - 23 = 11069273 is a prime.
It is a super-2 number, since 2×110692812 = 245057963713922, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (11069287) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5534640 + 5534641.
It is an arithmetic number, because the mean of its divisors is an integer number (5534641).
Almost surely, 211069281 is an apocalyptic number.
It is an amenable number.
11069281 is a deficient number, since it is larger than the sum of its proper divisors (1).
11069281 is an equidigital number, since it uses as much as digits as its factorization.
11069281 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 28.
The square root of 11069281 is about 3327.0529000904. The cubic root of 11069281 is about 222.8639400067.
The spelling of 11069281 in words is "eleven million, sixty-nine thousand, two hundred eighty-one".
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