Base | Representation |
---|---|
bin | 10111101110000… |
… | …11010001001011 |
3 | 111212102021011221 |
4 | 23313003101023 |
5 | 401414340213 |
6 | 31424502511 |
7 | 4634210416 |
oct | 1367032113 |
9 | 455367157 |
10 | 198980683 |
11 | a2357150 |
12 | 5677aa37 |
13 | 322bb365 |
14 | 1c5d8b7d |
15 | 1270738d |
hex | bdc344b |
198980683 has 8 divisors (see below), whose sum is σ = 218992176. Its totient is φ = 179289600.
The previous prime is 198980681. The next prime is 198980689. The reversal of 198980683 is 386089891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 198980683 - 21 = 198980681 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 198980683.
It is not an unprimeable number, because it can be changed into a prime (198980681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78798 + ... + 81283.
It is an arithmetic number, because the mean of its divisors is an integer number (27374022).
Almost surely, 2198980683 is an apocalyptic number.
198980683 is a deficient number, since it is larger than the sum of its proper divisors (20011493).
198980683 is a wasteful number, since it uses less digits than its factorization.
198980683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160205.
The product of its (nonzero) digits is 746496, while the sum is 52.
The square root of 198980683 is about 14106.0512901379. The cubic root of 198980683 is about 583.8083546981.
The spelling of 198980683 in words is "one hundred ninety-eight million, nine hundred eighty thousand, six hundred eighty-three".
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