Base | Representation |
---|---|
bin | 1101001111101… |
… | …0010010001001 |
3 | 10212112021210122 |
4 | 3103322102021 |
5 | 103210113423 |
6 | 5302353025 |
7 | 1243114412 |
oct | 323722211 |
9 | 125467718 |
10 | 55551113 |
11 | 293a2412 |
12 | 1672b775 |
13 | b67cca7 |
14 | 7540809 |
15 | 4d248c8 |
hex | 34fa489 |
55551113 has 2 divisors, whose sum is σ = 55551114. Its totient is φ = 55551112.
The previous prime is 55551109. The next prime is 55551127. The reversal of 55551113 is 31115555.
55551113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 44448889 + 11102224 = 6667^2 + 3332^2 .
It is a cyclic number.
It is not a de Polignac number, because 55551113 - 22 = 55551109 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (55551103) 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, 27775556 + 27775557.
It is an arithmetic number, because the mean of its divisors is an integer number (27775557).
Almost surely, 255551113 is an apocalyptic number.
It is an amenable number.
55551113 is a deficient number, since it is larger than the sum of its proper divisors (1).
55551113 is an equidigital number, since it uses as much as digits as its factorization.
55551113 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1875, while the sum is 26.
The square root of 55551113 is about 7453.2619033548. The cubic root of 55551113 is about 381.5612430001.
Adding to 55551113 its reverse (31115555), we get a palindrome (86666668).
The spelling of 55551113 in words is "fifty-five million, five hundred fifty-one thousand, one hundred thirteen".
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