Base | Representation |
---|---|
bin | 100010111010110110010 |
3 | 2011010121100 |
4 | 10113112302 |
5 | 243103432 |
6 | 40305230 |
7 | 12503661 |
oct | 4272662 |
9 | 2133540 |
10 | 1144242 |
11 | 711760 |
12 | 472216 |
13 | 310a88 |
14 | 21add8 |
15 | 17907c |
hex | 1175b2 |
1144242 has 24 divisors (see below), whose sum is σ = 2705040. Its totient is φ = 346680.
The previous prime is 1144223. The next prime is 1144243. The reversal of 1144242 is 2424411.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1144243) 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 11 ways as a sum of consecutive naturals, for example, 2692 + ... + 3087.
It is an arithmetic number, because the mean of its divisors is an integer number (112710).
21144242 is an apocalyptic number.
1144242 is an abundant number, since it is smaller than the sum of its proper divisors (1560798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1144242 is a wasteful number, since it uses less digits than its factorization.
1144242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5798 (or 5795 counting only the distinct ones).
The product of its digits is 256, while the sum is 18.
The square root of 1144242 is about 1069.6924791733. The cubic root of 1144242 is about 104.5938047994.
Adding to 1144242 its reverse (2424411), we get a palindrome (3568653).
It can be divided in two parts, 114 and 4242, that added together give a square (4356 = 662).
The spelling of 1144242 in words is "one million, one hundred forty-four thousand, two hundred forty-two".
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