Base | Representation |
---|---|
bin | 10110100110111… |
… | …01011111110101 |
3 | 111012212021011122 |
4 | 23103131133311 |
5 | 342022312213 |
6 | 30452513325 |
7 | 4462002113 |
oct | 1323353765 |
9 | 435767148 |
10 | 189650933 |
11 | 9806460a |
12 | 5361b845 |
13 | 303a28b4 |
14 | 1b28aab3 |
15 | 119b2d08 |
hex | b4dd7f5 |
189650933 has 4 divisors (see below), whose sum is σ = 191935968. Its totient is φ = 187365900.
The previous prime is 189650911. The next prime is 189650977. The reversal of 189650933 is 339056981.
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 189650933 - 212 = 189646837 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 (189650983) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1142393 + ... + 1142558.
It is an arithmetic number, because the mean of its divisors is an integer number (47983992).
Almost surely, 2189650933 is an apocalyptic number.
It is an amenable number.
189650933 is a deficient number, since it is larger than the sum of its proper divisors (2285035).
189650933 is an equidigital number, since it uses as much as digits as its factorization.
189650933 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2285034.
The product of its (nonzero) digits is 174960, while the sum is 44.
The square root of 189650933 is about 13771.3809401962. The cubic root of 189650933 is about 574.5374306238.
The spelling of 189650933 in words is "one hundred eighty-nine million, six hundred fifty thousand, nine hundred thirty-three".
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