Base | Representation |
---|---|
bin | 11110111111011011011… |
… | …110011010100001011111 |
3 | 21112121002211100000010020 |
4 | 132333123132122201133 |
5 | 234343101343313113 |
6 | 4310211101043223 |
7 | 306602504525412 |
oct | 36773336324137 |
9 | 7477084300106 |
10 | 2129690994783 |
11 | 751219055800 |
12 | 2a48b9256513 |
13 | 125aa1407281 |
14 | 75112cbdb79 |
15 | 3a5e8b54023 |
hex | 1efdb79a85f |
2129690994783 has 24 divisors (see below), whose sum is σ = 3139241736624. Its totient is φ = 1283260957440.
The previous prime is 2129690994763. The next prime is 2129690994829. The reversal of 2129690994783 is 3874990969212.
It is not a de Polignac number, because 2129690994783 - 25 = 2129690994751 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2129690994713) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16893610 + ... + 17019207.
It is an arithmetic number, because the mean of its divisors is an integer number (130801739026).
Almost surely, 22129690994783 is an apocalyptic number.
2129690994783 is a deficient number, since it is larger than the sum of its proper divisors (1009550741841).
2129690994783 is a wasteful number, since it uses less digits than its factorization.
2129690994783 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33913015 (or 33913004 counting only the distinct ones).
The product of its (nonzero) digits is 105815808, while the sum is 69.
The spelling of 2129690994783 in words is "two trillion, one hundred twenty-nine billion, six hundred ninety million, nine hundred ninety-four thousand, seven hundred eighty-three".
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