Base | Representation |
---|---|
bin | 10111101110110… |
… | …00001100011000 |
3 | 111212120121202100 |
4 | 23313120030120 |
5 | 401430111032 |
6 | 31430403400 |
7 | 4635015330 |
oct | 1367301430 |
9 | 455517670 |
10 | 199066392 |
11 | a2405588 |
12 | 56800560 |
13 | 3231b385 |
14 | 1c61c0c0 |
15 | 1272297c |
hex | bdd8318 |
199066392 has 96 divisors (see below), whose sum is σ = 624948480. Its totient is φ = 56064960.
The previous prime is 199066391. The next prime is 199066433. The reversal of 199066392 is 293660991.
It is a happy number.
199066392 is a `hidden beast` number, since 1 + 9 + 9 + 0 + 6 + 639 + 2 = 666.
199066392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (199066391) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33003 + ... + 38565.
It is an arithmetic number, because the mean of its divisors is an integer number (6509880).
Almost surely, 2199066392 is an apocalyptic number.
199066392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 199066392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312474240).
199066392 is an abundant number, since it is smaller than the sum of its proper divisors (425882088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199066392 is a wasteful number, since it uses less digits than its factorization.
199066392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5653 (or 5646 counting only the distinct ones).
The product of its (nonzero) digits is 157464, while the sum is 45.
The square root of 199066392 is about 14109.0889854732. The cubic root of 199066392 is about 583.8921659284.
The spelling of 199066392 in words is "one hundred ninety-nine million, sixty-six thousand, three hundred ninety-two".
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