Base | Representation |
---|---|
bin | 1001000011011001… |
… | …0000101011011101 |
3 | 20021100202001202121 |
4 | 2100312100223131 |
5 | 14434104040242 |
6 | 1041050222541 |
7 | 114135606406 |
oct | 22066205335 |
9 | 6240661677 |
10 | 2430143197 |
11 | 1037830609 |
12 | 579a24a51 |
13 | 2c9610b71 |
14 | 190a689ad |
15 | e352c667 |
hex | 90d90add |
2430143197 has 2 divisors, whose sum is σ = 2430143198. Its totient is φ = 2430143196.
The previous prime is 2430143179. The next prime is 2430143273. The reversal of 2430143197 is 7913410342.
Together with previous prime (2430143179) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2395025721 + 35117476 = 48939^2 + 5926^2 .
It is a cyclic number.
It is not a de Polignac number, because 2430143197 - 211 = 2430141149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2430143137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215071598 + 1215071599.
It is an arithmetic number, because the mean of its divisors is an integer number (1215071599).
Almost surely, 22430143197 is an apocalyptic number.
It is an amenable number.
2430143197 is a deficient number, since it is larger than the sum of its proper divisors (1).
2430143197 is an equidigital number, since it uses as much as digits as its factorization.
2430143197 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 2430143197 is about 49296.4826027172. The cubic root of 2430143197 is about 1344.4478318318.
The spelling of 2430143197 in words is "two billion, four hundred thirty million, one hundred forty-three thousand, one hundred ninety-seven".
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