Base | Representation |
---|---|
bin | 111011100111000… |
… | …101010101001101 |
3 | 2120200212101221002 |
4 | 323213011111031 |
5 | 4022011214242 |
6 | 243123350045 |
7 | 33532501634 |
oct | 7347052515 |
9 | 2520771832 |
10 | 1000101197 |
11 | 473592917 |
12 | 23ab22325 |
13 | 12c274274 |
14 | 96b7651b |
15 | 5cc01432 |
hex | 3b9c554d |
1000101197 has 2 divisors, whose sum is σ = 1000101198. Its totient is φ = 1000101196.
The previous prime is 1000101169. The next prime is 1000101239. The reversal of 1000101197 is 7911010001.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 699390916 + 300710281 = 26446^2 + 17341^2 .
It is a cyclic number.
It is not a de Polignac number, because 1000101197 - 26 = 1000101133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1000101107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500050598 + 500050599.
It is an arithmetic number, because the mean of its divisors is an integer number (500050599).
Almost surely, 21000101197 is an apocalyptic number.
It is an amenable number.
1000101197 is a deficient number, since it is larger than the sum of its proper divisors (1).
1000101197 is an equidigital number, since it uses as much as digits as its factorization.
1000101197 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 63, while the sum is 20.
The square root of 1000101197 is about 31624.3766262673. The cubic root of 1000101197 is about 1000.0337311955.
Adding to 1000101197 its reverse (7911010001), we get a palindrome (8911111198).
The spelling of 1000101197 in words is "one billion, one hundred one thousand, one hundred ninety-seven".
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