Base | Representation |
---|---|
bin | 1001101110101010… |
… | …00110110101001101 |
3 | 111111000110110010022 |
4 | 10313111012311031 |
5 | 41144122402211 |
6 | 2222144151525 |
7 | 243302603615 |
oct | 46725066515 |
9 | 14430413108 |
10 | 5223247181 |
11 | 2240428a09 |
12 | 10193085a5 |
13 | 653195309 |
14 | 3779b5a45 |
15 | 208853bdb |
hex | 137546d4d |
5223247181 has 2 divisors, whose sum is σ = 5223247182. Its totient is φ = 5223247180.
The previous prime is 5223247151. The next prime is 5223247189. The reversal of 5223247181 is 1817423225.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5028086281 + 195160900 = 70909^2 + 13970^2 .
It is a cyclic number.
It is not a de Polignac number, because 5223247181 - 214 = 5223230797 is a prime.
It is a super-2 number, since 2×52232471812 = 54564622227648893522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5223247189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611623590 + 2611623591.
It is an arithmetic number, because the mean of its divisors is an integer number (2611623591).
Almost surely, 25223247181 is an apocalyptic number.
It is an amenable number.
5223247181 is a deficient number, since it is larger than the sum of its proper divisors (1).
5223247181 is an equidigital number, since it uses as much as digits as its factorization.
5223247181 is an evil number, because the sum of its binary digits is even.
The product of its digits is 26880, while the sum is 35.
The square root of 5223247181 is about 72272.0359544409. The cubic root of 5223247181 is about 1735.0561186852.
The spelling of 5223247181 in words is "five billion, two hundred twenty-three million, two hundred forty-seven thousand, one hundred eighty-one".
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