Base | Representation |
---|---|
bin | 111100111011010000010 |
3 | 10202102120102 |
4 | 13213122002 |
5 | 1002341133 |
6 | 110442402 |
7 | 22653314 |
oct | 7473202 |
9 | 3672512 |
10 | 1996418 |
11 | 1143a36 |
12 | 803402 |
13 | 54b918 |
14 | 39d7b4 |
15 | 2967e8 |
hex | 1e7682 |
1996418 has 8 divisors (see below), whose sum is σ = 3097980. Its totient is φ = 963760.
The previous prime is 1996417. The next prime is 1996427. The reversal of 1996418 is 8146991.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1787569 + 208849 = 1337^2 + 457^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1996411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17153 + ... + 17268.
21996418 is an apocalyptic number.
1996418 is a deficient number, since it is larger than the sum of its proper divisors (1101562).
1996418 is a wasteful number, since it uses less digits than its factorization.
1996418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34452.
The product of its digits is 15552, while the sum is 38.
The square root of 1996418 is about 1412.9465665764. The cubic root of 1996418 is about 125.9168427534.
The spelling of 1996418 in words is "one million, nine hundred ninety-six thousand, four hundred eighteen".
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