Base | Representation |
---|---|
bin | 100010001110010100100 |
3 | 2002222022222 |
4 | 10101302210 |
5 | 241341234 |
6 | 40011512 |
7 | 12350342 |
oct | 4216244 |
9 | 2088288 |
10 | 1121444 |
11 | 6a6615 |
12 | 460b98 |
13 | 30359c |
14 | 212992 |
15 | 17242e |
hex | 111ca4 |
1121444 has 12 divisors (see below), whose sum is σ = 1969968. Its totient is φ = 558600.
The previous prime is 1121443. The next prime is 1121447. The reversal of 1121444 is 4441211.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (1121443) 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, 1679 + ... + 2249.
It is an arithmetic number, because the mean of its divisors is an integer number (164164).
21121444 is an apocalyptic number.
It is an amenable number.
1121444 is a deficient number, since it is larger than the sum of its proper divisors (848524).
1121444 is a wasteful number, since it uses less digits than its factorization.
1121444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1066 (or 1064 counting only the distinct ones).
The product of its digits is 128, while the sum is 17.
The square root of 1121444 is about 1058.9825305452. The cubic root of 1121444 is about 103.8944935933.
Adding to 1121444 its reverse (4441211), we get a palindrome (5562655).
The spelling of 1121444 in words is "one million, one hundred twenty-one thousand, four hundred forty-four".
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