Base | Representation |
---|---|
bin | 11110100011111000011… |
… | …011100101101001000111 |
3 | 21102202202102021111121222 |
4 | 132203320123211221013 |
5 | 233402012134201322 |
6 | 4244440025030555 |
7 | 304504506436412 |
oct | 36437033455107 |
9 | 7382672244558 |
10 | 2100112022087 |
11 | 73a71a539822 |
12 | 29b02332545b |
13 | 123069336671 |
14 | 73908750b79 |
15 | 39966e93e42 |
hex | 1e8f86e5a47 |
2100112022087 has 2 divisors, whose sum is σ = 2100112022088. Its totient is φ = 2100112022086.
The previous prime is 2100112022059. The next prime is 2100112022123. The reversal of 2100112022087 is 7802202110012.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2100112022087 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2100112025087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050056011043 + 1050056011044.
It is an arithmetic number, because the mean of its divisors is an integer number (1050056011044).
Almost surely, 22100112022087 is an apocalyptic number.
2100112022087 is a deficient number, since it is larger than the sum of its proper divisors (1).
2100112022087 is an equidigital number, since it uses as much as digits as its factorization.
2100112022087 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 896, while the sum is 26.
Adding to 2100112022087 its reverse (7802202110012), we get a palindrome (9902314132099).
The spelling of 2100112022087 in words is "two trillion, one hundred billion, one hundred twelve million, twenty-two thousand, eighty-seven".
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