Base | Representation |
---|---|
bin | 111100100011010001001 |
3 | 10201210201120 |
4 | 13210122021 |
5 | 1001443022 |
6 | 110305453 |
7 | 22602441 |
oct | 7443211 |
9 | 3653646 |
10 | 1984137 |
11 | 1135791 |
12 | 7b8289 |
13 | 54615c |
14 | 399121 |
15 | 292d5c |
hex | 1e4689 |
1984137 has 8 divisors (see below), whose sum is σ = 2661504. Its totient is φ = 1314768.
The previous prime is 1984133. The next prime is 1984139. The reversal of 1984137 is 7314891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1984137 - 22 = 1984133 is a prime.
It is a nialpdrome in base 8.
It is a junction number, because it is equal to n+sod(n) for n = 1984098 and 1984107.
It is not an unprimeable number, because it can be changed into a prime (1984133) 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, 1393 + ... + 2430.
It is an arithmetic number, because the mean of its divisors is an integer number (332688).
21984137 is an apocalyptic number.
It is an amenable number.
1984137 is a deficient number, since it is larger than the sum of its proper divisors (677367).
1984137 is a wasteful number, since it uses less digits than its factorization.
1984137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3999.
The product of its digits is 6048, while the sum is 33.
The square root of 1984137 is about 1408.5939798253. The cubic root of 1984137 is about 125.6581182949.
The spelling of 1984137 in words is "one million, nine hundred eighty-four thousand, one hundred thirty-seven".
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