Base | Representation |
---|---|
bin | 10111110000111… |
… | …10101111111100 |
3 | 111220010022011220 |
4 | 23320132233330 |
5 | 402013333023 |
6 | 31440513340 |
7 | 4640331021 |
oct | 1370365774 |
9 | 456108156 |
10 | 199355388 |
11 | a2592721 |
12 | 5691b850 |
13 | 323bca8b |
14 | 1c695548 |
15 | 1277d3e3 |
hex | be1ebfc |
199355388 has 48 divisors (see below), whose sum is σ = 477120000. Its totient is φ = 64756224.
The previous prime is 199355369. The next prime is 199355393. The reversal of 199355388 is 883553991.
199355388 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 199355388.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 158988 + ... + 160236.
It is an arithmetic number, because the mean of its divisors is an integer number (9940000).
Almost surely, 2199355388 is an apocalyptic number.
It is an amenable number.
199355388 is an abundant number, since it is smaller than the sum of its proper divisors (277764612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199355388 is a wasteful number, since it uses less digits than its factorization.
199355388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1586 (or 1584 counting only the distinct ones).
The product of its digits is 1166400, while the sum is 51.
The square root of 199355388 is about 14119.3267544880. The cubic root of 199355388 is about 584.1745857898.
The spelling of 199355388 in words is "one hundred ninety-nine million, three hundred fifty-five thousand, three hundred eighty-eight".
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