Base | Representation |
---|---|
bin | 111100110110001101000 |
3 | 10202022000122 |
4 | 13212301220 |
5 | 1002300312 |
6 | 110422412 |
7 | 22642631 |
oct | 7466150 |
9 | 3668018 |
10 | 1993832 |
11 | 1141aa5 |
12 | 801a08 |
13 | 54a6a9 |
14 | 39c888 |
15 | 295b72 |
hex | 1e6c68 |
1993832 has 8 divisors (see below), whose sum is σ = 3738450. Its totient is φ = 996912.
The previous prime is 1993829. The next prime is 1993861. The reversal of 1993832 is 2383991.
It can be written as a sum of positive squares in only one way, i.e., 1136356 + 857476 = 1066^2 + 926^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 1993792 and 1993801.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 124607 + ... + 124622.
21993832 is an apocalyptic number.
It is an amenable number.
1993832 is a deficient number, since it is larger than the sum of its proper divisors (1744618).
1993832 is a wasteful number, since it uses less digits than its factorization.
1993832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249235 (or 249231 counting only the distinct ones).
The product of its digits is 11664, while the sum is 35.
The square root of 1993832 is about 1412.0311611292. The cubic root of 1993832 is about 125.8624517305.
The spelling of 1993832 in words is "one million, nine hundred ninety-three thousand, eight hundred thirty-two".
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