Base | Representation |
---|---|
bin | 10110101101000… |
… | …01110010000000 |
3 | 111021101010000122 |
4 | 23112201302000 |
5 | 342224024122 |
6 | 30522035412 |
7 | 4501561064 |
oct | 1326416200 |
9 | 437333018 |
10 | 190454912 |
11 | 9856365a |
12 | 53948b68 |
13 | 305c481b |
14 | 1b419aa4 |
15 | 11ac1142 |
hex | b5a1c80 |
190454912 has 32 divisors (see below), whose sum is σ = 388256880. Its totient is φ = 93010176.
The previous prime is 190454911. The next prime is 190454921. The reversal of 190454912 is 219454091.
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (190454911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11798 + ... + 22805.
Almost surely, 2190454912 is an apocalyptic number.
It is an amenable number.
190454912 is an abundant number, since it is smaller than the sum of its proper divisors (197801968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190454912 is an equidigital number, since it uses as much as digits as its factorization.
190454912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34660 (or 34648 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 35.
The square root of 190454912 is about 13800.5402792789. The cubic root of 190454912 is about 575.3481566380.
The spelling of 190454912 in words is "one hundred ninety million, four hundred fifty-four thousand, nine hundred twelve".
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