Base | Representation |
---|---|
bin | 11101001000100001000… |
… | …110111000011010010011 |
3 | 21002101112112102012101220 |
4 | 131020201012320122103 |
5 | 230300104103240422 |
6 | 4131413310500123 |
7 | 264432452011302 |
oct | 35104106703223 |
9 | 7071475365356 |
10 | 2002010211987 |
11 | 702058632905 |
12 | 284005204643 |
13 | 116a33b75916 |
14 | 6cc7d846439 |
15 | 3712470ae5c |
hex | 1d2211b8693 |
2002010211987 has 32 divisors (see below), whose sum is σ = 2713337088000. Its totient is φ = 1312874611200.
The previous prime is 2002010211977. The next prime is 2002010212021. The reversal of 2002010211987 is 7891120102002.
It is not a de Polignac number, because 2002010211987 - 26 = 2002010211923 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2002010211977) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33687243 + ... + 33746619.
It is an arithmetic number, because the mean of its divisors is an integer number (84791784000).
Almost surely, 22002010211987 is an apocalyptic number.
2002010211987 is a deficient number, since it is larger than the sum of its proper divisors (711326876013).
2002010211987 is a wasteful number, since it uses less digits than its factorization.
2002010211987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60203.
The product of its (nonzero) digits is 4032, while the sum is 33.
Adding to 2002010211987 its reverse (7891120102002), we get a palindrome (9893130313989).
The spelling of 2002010211987 in words is "two trillion, two billion, ten million, two hundred eleven thousand, nine hundred eighty-seven".
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