Base | Representation |
---|---|
bin | 11111110111001000010… |
… | …100110011010010111101 |
3 | 21202022110222010011021101 |
4 | 133313020110303102331 |
5 | 241333043301443403 |
6 | 4353501515333101 |
7 | 314120555360116 |
oct | 37671024632275 |
9 | 7668428104241 |
10 | 2189499249853 |
11 | 77461a278a83 |
12 | 2b440aa51191 |
13 | 12b61320a706 |
14 | 77d880dd20d |
15 | 3be4962d71d |
hex | 1fdc85334bd |
2189499249853 has 8 divisors (see below), whose sum is σ = 2233117548288. Its totient is φ = 2145966395664.
The previous prime is 2189499249851. The next prime is 2189499249871. The reversal of 2189499249853 is 3589429949812.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2189499249853 - 21 = 2189499249851 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2189499249851) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21309301 + ... + 21411802.
It is an arithmetic number, because the mean of its divisors is an integer number (279139693536).
Almost surely, 22189499249853 is an apocalyptic number.
It is an amenable number.
2189499249853 is a deficient number, since it is larger than the sum of its proper divisors (43618298435).
2189499249853 is an equidigital number, since it uses as much as digits as its factorization.
2189499249853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42722123.
The product of its digits is 403107840, while the sum is 73.
The spelling of 2189499249853 in words is "two trillion, one hundred eighty-nine billion, four hundred ninety-nine million, two hundred forty-nine thousand, eight hundred fifty-three".
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