Base | Representation |
---|---|
bin | 111100100100111101010 |
3 | 10201211220121 |
4 | 13210213222 |
5 | 1002010002 |
6 | 110313454 |
7 | 22605115 |
oct | 7444752 |
9 | 3654817 |
10 | 1985002 |
11 | 11363a8 |
12 | 7b888a |
13 | 546676 |
14 | 39957c |
15 | 293237 |
hex | 1e49ea |
1985002 has 8 divisors (see below), whose sum is σ = 2995236. Its totient is φ = 986592.
The previous prime is 1984991. The next prime is 1985003. The reversal of 1985002 is 2005891.
It can be written as a sum of positive squares in 2 ways, for example, as 1962801 + 22201 = 1401^2 + 149^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1985003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2523 + ... + 3214.
21985002 is an apocalyptic number.
1985002 is a deficient number, since it is larger than the sum of its proper divisors (1010234).
1985002 is a wasteful number, since it uses less digits than its factorization.
1985002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5912.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 1985002 is about 1408.9009901338. The cubic root of 1985002 is about 125.6763761875.
The spelling of 1985002 in words is "one million, nine hundred eighty-five thousand, two".
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