Base | Representation |
---|---|
bin | 100010110100111100010 |
3 | 2010222110100 |
4 | 10112213202 |
5 | 243004333 |
6 | 40243230 |
7 | 12462111 |
oct | 4264742 |
9 | 2128410 |
10 | 1141218 |
11 | 70a461 |
12 | 470516 |
13 | 30c5a0 |
14 | 219c78 |
15 | 178213 |
hex | 1169e2 |
1141218 has 24 divisors (see below), whose sum is σ = 2663388. Its totient is φ = 351072.
The previous prime is 1141171. The next prime is 1141219. The reversal of 1141218 is 8121411.
It can be written as a sum of positive squares in 2 ways, for example, as 1034289 + 106929 = 1017^2 + 327^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a self number, because there is not a number n which added to its sum of digits gives 1141218.
It is not an unprimeable number, because it can be changed into a prime (1141219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2205 + ... + 2672.
21141218 is an apocalyptic number.
1141218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
1141218 is an abundant number, since it is smaller than the sum of its proper divisors (1522170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1141218 is a wasteful number, since it uses less digits than its factorization.
1141218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4898 (or 4895 counting only the distinct ones).
The product of its digits is 64, while the sum is 18.
The square root of 1141218 is about 1068.2780536920. The cubic root of 1141218 is about 104.5015834257.
Adding to 1141218 its reverse (8121411), we get a palindrome (9262629).
The spelling of 1141218 in words is "one million, one hundred forty-one thousand, two hundred eighteen".
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