Base | Representation |
---|---|
bin | 111101000010001111100 |
3 | 10202121110221 |
4 | 13220101330 |
5 | 1002444441 |
6 | 110511124 |
7 | 22666615 |
oct | 7502174 |
9 | 3677427 |
10 | 1999996 |
11 | 1146699 |
12 | 8054a4 |
13 | 55043b |
14 | 3a0c0c |
15 | 2978d1 |
hex | 1e847c |
1999996 has 18 divisors (see below), whose sum is σ = 3641568. Its totient is φ = 960120.
The previous prime is 1999993. The next prime is 2000003. The reversal of 1999996 is 6999991.
It is a plaindrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1999993) 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 5 ways as a sum of consecutive naturals, for example, 15685 + ... + 15811.
21999996 is an apocalyptic number.
It is an amenable number.
1999996 is a deficient number, since it is larger than the sum of its proper divisors (1641572).
1999996 is a wasteful number, since it uses less digits than its factorization.
1999996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 289 (or 160 counting only the distinct ones).
The product of its digits is 354294, while the sum is 52.
The square root of 1999996 is about 1414.2121481588. The cubic root of 1999996 is about 125.9920209947.
The spelling of 1999996 in words is "one million, nine hundred ninety-nine thousand, nine hundred ninety-six".
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