Base | Representation |
---|---|
bin | 10111110000110… |
… | …00101001001100 |
3 | 111220002000212200 |
4 | 23320120221030 |
5 | 402012033010 |
6 | 31440201500 |
7 | 4640165064 |
oct | 1370305114 |
9 | 456060780 |
10 | 199330380 |
11 | a2575957 |
12 | 56909290 |
13 | 323b1592 |
14 | 1c68a3a4 |
15 | 12775cc0 |
hex | be18a4c |
199330380 has 72 divisors (see below), whose sum is σ = 605950800. Its totient is φ = 53039232.
The previous prime is 199330367. The next prime is 199330399. The reversal of 199330380 is 83033991.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 110526 + ... + 112314.
Almost surely, 2199330380 is an apocalyptic number.
199330380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
199330380 is an abundant number, since it is smaller than the sum of its proper divisors (406620420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199330380 is a wasteful number, since it uses less digits than its factorization.
199330380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2423 (or 2418 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 36.
The square root of 199330380 is about 14118.4411320797. The cubic root of 199330380 is about 584.1501576415.
The spelling of 199330380 in words is "one hundred ninety-nine million, three hundred thirty thousand, three hundred eighty".
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