Base | Representation |
---|---|
bin | 10110101010001… |
… | …11001011101011 |
3 | 111020200020222110 |
4 | 23111013023223 |
5 | 342130140234 |
6 | 30510053403 |
7 | 4465454142 |
oct | 1325071353 |
9 | 436606873 |
10 | 190083819 |
11 | 9832a872 |
12 | 537aa263 |
13 | 304c4943 |
14 | 1b360759 |
15 | 11a4b1e9 |
hex | b5472eb |
190083819 has 8 divisors (see below), whose sum is σ = 256058320. Its totient is φ = 125415936.
The previous prime is 190083791. The next prime is 190083833. The reversal of 190083819 is 918380091.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 190083819 - 212 = 190079723 is a prime.
It is a super-2 number, since 2×1900838192 = 72263716491249522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (190083889) 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, 326314 + ... + 326895.
It is an arithmetic number, because the mean of its divisors is an integer number (32007290).
Almost surely, 2190083819 is an apocalyptic number.
190083819 is a deficient number, since it is larger than the sum of its proper divisors (65974501).
190083819 is an equidigital number, since it uses as much as digits as its factorization.
190083819 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 653309.
The product of its (nonzero) digits is 15552, while the sum is 39.
The square root of 190083819 is about 13787.0888515306. The cubic root of 190083819 is about 574.9742335020.
The spelling of 190083819 in words is "one hundred ninety million, eighty-three thousand, eight hundred nineteen".
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