Base | Representation |
---|---|
bin | 11110100101100000010 |
3 | 1212220211002 |
4 | 3310230002 |
5 | 224032432 |
6 | 33252002 |
7 | 11342663 |
oct | 3645402 |
9 | 1786732 |
10 | 1002242 |
11 | 624aaa |
12 | 404002 |
13 | 291257 |
14 | 1c136a |
15 | 14be62 |
hex | f4b02 |
1002242 has 4 divisors (see below), whose sum is σ = 1503366. Its totient is φ = 501120.
The previous prime is 1002241. The next prime is 1002247. The reversal of 1002242 is 2422001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2422001 = 167 ⋅14503.
It can be written as a sum of positive squares in only one way, i.e., 591361 + 410881 = 769^2 + 641^2 .
It is not an unprimeable number, because it can be changed into a prime (1002241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250559 + ... + 250562.
21002242 is an apocalyptic number.
1002242 is a deficient number, since it is larger than the sum of its proper divisors (501124).
1002242 is an equidigital number, since it uses as much as digits as its factorization.
1002242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501123.
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 1002242 is about 1001.1203723829. The cubic root of 1002242 is about 100.0746775521.
Adding to 1002242 its reverse (2422001), we get a palindrome (3424243).
The spelling of 1002242 in words is "one million, two thousand, two hundred forty-two".
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