Base | Representation |
---|---|
bin | 11110110111011100100… |
… | …111000010111101101010 |
3 | 21111202222111200110002012 |
4 | 132313130213002331222 |
5 | 234223023221201302 |
6 | 4302232405035522 |
7 | 306150222240515 |
oct | 36673447027552 |
9 | 7452874613065 |
10 | 2121120100202 |
11 | 74861aaa9854 |
12 | 2a31069b5ba2 |
13 | 12503681930c |
14 | 7493c887d7c |
15 | 3a296489a52 |
hex | 1eddc9c2f6a |
2121120100202 has 4 divisors (see below), whose sum is σ = 3181680150306. Its totient is φ = 1060560050100.
The previous prime is 2121120100163. The next prime is 2121120100213. The reversal of 2121120100202 is 2020010211212.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 2071092278641 + 50027821561 = 1439129^2 + 223669^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530280025049 + ... + 530280025052.
Almost surely, 22121120100202 is an apocalyptic number.
2121120100202 is a deficient number, since it is larger than the sum of its proper divisors (1060560050104).
2121120100202 is a wasteful number, since it uses less digits than its factorization.
2121120100202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1060560050103.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2121120100202 its reverse (2020010211212), we get a palindrome (4141130311414).
The spelling of 2121120100202 in words is "two trillion, one hundred twenty-one billion, one hundred twenty million, one hundred thousand, two hundred two".
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