Base | Representation |
---|---|
bin | 11110110111010110000… |
… | …011000011000010001010 |
3 | 21111202200211111210000022 |
4 | 132313112003003002022 |
5 | 234222312030000020 |
6 | 4302213433140442 |
7 | 306144414350636 |
oct | 36672603030212 |
9 | 7452624453008 |
10 | 2121010000010 |
11 | 748573939960 |
12 | 2a3095b5a722 |
13 | 125019a7a485 |
14 | 7492bdc7dc6 |
15 | 3a28b98c625 |
hex | 1edd60c308a |
2121010000010 has 32 divisors (see below), whose sum is σ = 4206128943744. Its totient is φ = 763639960000.
The previous prime is 2121010000009. The next prime is 2121010000049. The reversal of 2121010000010 is 100000101212.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95443886 + ... + 95466105.
It is an arithmetic number, because the mean of its divisors is an integer number (131441529492).
Almost surely, 22121010000010 is an apocalyptic number.
2121010000010 is a deficient number, since it is larger than the sum of its proper divisors (2085118943734).
2121010000010 is a wasteful number, since it uses less digits than its factorization.
2121010000010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190910110.
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 2121010000010 its reverse (100000101212), we get a palindrome (2221010101222).
The spelling of 2121010000010 in words is "two trillion, one hundred twenty-one billion, ten million, ten", and thus it is an aban number.
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