Base | Representation |
---|---|
bin | 101001000001011011100 |
3 | 2112021220221 |
4 | 11020023130 |
5 | 321003340 |
6 | 44451124 |
7 | 14266003 |
oct | 5101334 |
9 | 2467827 |
10 | 1344220 |
11 | 838a29 |
12 | 549aa4 |
13 | 380ac7 |
14 | 26dc3a |
15 | 1b844a |
hex | 1482dc |
1344220 has 12 divisors (see below), whose sum is σ = 2822904. Its totient is φ = 537680.
The previous prime is 1344199. The next prime is 1344227. The reversal of 1344220 is 224431.
It is a d-powerful number, because it can be written as 1 + 36 + 49 + 410 + 2 + 215 + 0 .
It is a junction number, because it is equal to n+sod(n) for n = 1344194 and 1344203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1344227) 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, 33586 + ... + 33625.
It is an arithmetic number, because the mean of its divisors is an integer number (235242).
21344220 is an apocalyptic number.
1344220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1344220 is an abundant number, since it is smaller than the sum of its proper divisors (1478684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1344220 is a wasteful number, since it uses less digits than its factorization.
1344220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67220 (or 67218 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 1344220 is about 1159.4050198270. The cubic root of 1344220 is about 110.3629881882.
Adding to 1344220 its reverse (224431), we get a palindrome (1568651).
The spelling of 1344220 in words is "one million, three hundred forty-four thousand, two hundred twenty".
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