Base | Representation |
---|---|
bin | 100000110010000… |
… | …111110101001111 |
3 | 1102022221102010211 |
4 | 200302013311033 |
5 | 2111300311231 |
6 | 130324343251 |
7 | 16426003153 |
oct | 4062076517 |
9 | 1368842124 |
10 | 550010191 |
11 | 262514885 |
12 | 134244b27 |
13 | 89c45023 |
14 | 53093063 |
15 | 33445eb1 |
hex | 20c87d4f |
550010191 has 2 divisors, whose sum is σ = 550010192. Its totient is φ = 550010190.
The previous prime is 550010189. The next prime is 550010243. The reversal of 550010191 is 191010055.
550010191 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 is a cyclic number.
It is not a de Polignac number, because 550010191 - 21 = 550010189 is a prime.
It is a super-2 number, since 2×5500101912 = 605022420407712962, which contains 22 as substring.
Together with 550010189, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (550010161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275005095 + 275005096.
It is an arithmetic number, because the mean of its divisors is an integer number (275005096).
Almost surely, 2550010191 is an apocalyptic number.
550010191 is a deficient number, since it is larger than the sum of its proper divisors (1).
550010191 is an equidigital number, since it uses as much as digits as its factorization.
550010191 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 225, while the sum is 22.
The square root of 550010191 is about 23452.2960709607. The cubic root of 550010191 is about 819.3263309955.
The spelling of 550010191 in words is "five hundred fifty million, ten thousand, one hundred ninety-one".
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