Base | Representation |
---|---|
bin | 10110100010100… |
… | …00101100111001 |
3 | 111011202222002101 |
4 | 23101100230321 |
5 | 341400333413 |
6 | 30432303401 |
7 | 4454050555 |
oct | 1321205471 |
9 | 434688071 |
10 | 189074233 |
11 | 978002a7 |
12 | 533a1b61 |
13 | 3023025a |
14 | 1b17a865 |
15 | 118ebedd |
hex | b450b39 |
189074233 has 4 divisors (see below), whose sum is σ = 189469440. Its totient is φ = 188679028.
The previous prime is 189074231. The next prime is 189074251. The reversal of 189074233 is 332470981.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 189074233 - 21 = 189074231 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 189074192 and 189074201.
It is not an unprimeable number, because it can be changed into a prime (189074231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196885 + ... + 197842.
It is an arithmetic number, because the mean of its divisors is an integer number (47367360).
Almost surely, 2189074233 is an apocalyptic number.
It is an amenable number.
189074233 is a deficient number, since it is larger than the sum of its proper divisors (395207).
189074233 is an equidigital number, since it uses as much as digits as its factorization.
189074233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 395206.
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 189074233 is about 13750.4266479262. The cubic root of 189074233 is about 573.9544786588.
The spelling of 189074233 in words is "one hundred eighty-nine million, seventy-four thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •