Base | Representation |
---|---|
bin | 11110100101000011101 |
3 | 1212220111121 |
4 | 3310220131 |
5 | 224031023 |
6 | 33250541 |
7 | 11342215 |
oct | 3645035 |
9 | 1786447 |
10 | 1002013 |
11 | 624911 |
12 | 403a51 |
13 | 29110c |
14 | 1c1245 |
15 | 14bd5d |
hex | f4a1d |
1002013 has 4 divisors (see below), whose sum is σ = 1034368. Its totient is φ = 969660.
The previous prime is 1001989. The next prime is 1002017. The reversal of 1002013 is 3102001.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1002013 - 25 = 1001981 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1001987 and 1002005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002017) 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, 16131 + ... + 16192.
It is an arithmetic number, because the mean of its divisors is an integer number (258592).
21002013 is an apocalyptic number.
It is an amenable number.
1002013 is a deficient number, since it is larger than the sum of its proper divisors (32355).
1002013 is an equidigital number, since it uses as much as digits as its factorization.
1002013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32354.
The product of its (nonzero) digits is 6, while the sum is 7.
The square root of 1002013 is about 1001.0059939880. The cubic root of 1002013 is about 100.0670550262.
Adding to 1002013 its reverse (3102001), we get a palindrome (4104014).
The spelling of 1002013 in words is "one million, two thousand, thirteen".
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