Base | Representation |
---|---|
bin | 111011010100100… |
… | …000010111101101 |
3 | 2120100200222120022 |
4 | 323110200113231 |
5 | 4014234344323 |
6 | 242431131525 |
7 | 33443216504 |
oct | 7324402755 |
9 | 2510628508 |
10 | 995231213 |
11 | 470866a39 |
12 | 239373ba5 |
13 | 12b25a712 |
14 | 9626983b |
15 | 5c58d4c8 |
hex | 3b5205ed |
995231213 has 2 divisors, whose sum is σ = 995231214. Its totient is φ = 995231212.
The previous prime is 995231207. The next prime is 995231249. The reversal of 995231213 is 312132599.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 993321289 + 1909924 = 31517^2 + 1382^2 .
It is a cyclic number.
It is not a de Polignac number, because 995231213 - 212 = 995227117 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (995231203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497615606 + 497615607.
It is an arithmetic number, because the mean of its divisors is an integer number (497615607).
Almost surely, 2995231213 is an apocalyptic number.
It is an amenable number.
995231213 is a deficient number, since it is larger than the sum of its proper divisors (1).
995231213 is an equidigital number, since it uses as much as digits as its factorization.
995231213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 14580, while the sum is 35.
The square root of 995231213 is about 31547.2853507239. The cubic root of 995231213 is about 998.4078708032.
The spelling of 995231213 in words is "nine hundred ninety-five million, two hundred thirty-one thousand, two hundred thirteen".
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