Base | Representation |
---|---|
bin | 11111110101111… |
… | …001000110001101 |
3 | 1101020020020201021 |
4 | 133311321012031 |
5 | 2043230034242 |
6 | 125002114141 |
7 | 16144543126 |
oct | 3765710615 |
9 | 1336206637 |
10 | 534221197 |
11 | 254610324 |
12 | 12aaab951 |
13 | 868a7523 |
14 | 50d4304d |
15 | 31d77b67 |
hex | 1fd7918d |
534221197 has 2 divisors, whose sum is σ = 534221198. Its totient is φ = 534221196.
The previous prime is 534221179. The next prime is 534221203. The reversal of 534221197 is 791122435.
It is a happy number.
Together with previous prime (534221179) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 281601961 + 252619236 = 16781^2 + 15894^2 .
It is a cyclic number.
It is not a de Polignac number, because 534221197 - 211 = 534219149 is a prime.
It is a super-2 number, since 2×5342211972 = 570784574648225618, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (534221137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267110598 + 267110599.
It is an arithmetic number, because the mean of its divisors is an integer number (267110599).
Almost surely, 2534221197 is an apocalyptic number.
It is an amenable number.
534221197 is a deficient number, since it is larger than the sum of its proper divisors (1).
534221197 is an equidigital number, since it uses as much as digits as its factorization.
534221197 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15120, while the sum is 34.
The square root of 534221197 is about 23113.2255862309. The cubic root of 534221197 is about 811.4100304349.
The spelling of 534221197 in words is "five hundred thirty-four million, two hundred twenty-one thousand, one hundred ninety-seven".
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