Base | Representation |
---|---|
bin | 111011001101001110110 |
3 | 10122120022001 |
4 | 13121221312 |
5 | 444040321 |
6 | 105325514 |
7 | 22330141 |
oct | 7315166 |
9 | 3576261 |
10 | 1940086 |
11 | 1105685 |
12 | 79689a |
13 | 52c0a5 |
14 | 387058 |
15 | 284c91 |
hex | 1d9a76 |
1940086 has 4 divisors (see below), whose sum is σ = 2910132. Its totient is φ = 970042.
The previous prime is 1940083. The next prime is 1940087. The reversal of 1940086 is 6800491.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1940083) by changing a digit.
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 as a sum of consecutive naturals, namely, 485020 + ... + 485023.
It is an arithmetic number, because the mean of its divisors is an integer number (727533).
21940086 is an apocalyptic number.
1940086 is a deficient number, since it is larger than the sum of its proper divisors (970046).
1940086 is an equidigital number, since it uses as much as digits as its factorization.
1940086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 970045.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 1940086 is about 1392.8696995771. The cubic root of 1940086 is about 124.7212133530.
The spelling of 1940086 in words is "one million, nine hundred forty thousand, eighty-six".
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