Base | Representation |
---|---|
bin | 100000110010000101100 |
3 | 2000120112221 |
4 | 10012100230 |
5 | 233333340 |
6 | 35005124 |
7 | 12062560 |
oct | 4062054 |
9 | 2016487 |
10 | 1074220 |
11 | 674094 |
12 | 4397a4 |
13 | 2b7c44 |
14 | 1dd6a0 |
15 | 16344a |
hex | 10642c |
1074220 has 24 divisors (see below), whose sum is σ = 2578464. Its totient is φ = 368256.
The previous prime is 1074167. The next prime is 1074223. The reversal of 1074220 is 224701.
It is a junction number, because it is equal to n+sod(n) for n = 1074194 and 1074203.
It is not an unprimeable number, because it can be changed into a prime (1074223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3697 + ... + 3976.
It is an arithmetic number, because the mean of its divisors is an integer number (107436).
21074220 is an apocalyptic number.
1074220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1074220 is an abundant number, since it is smaller than the sum of its proper divisors (1504244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1074220 is a wasteful number, since it uses less digits than its factorization.
1074220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7689 (or 7687 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 16.
The square root of 1074220 is about 1036.4458500086. The cubic root of 1074220 is about 102.4151985497.
Adding to 1074220 its reverse (224701), we get a palindrome (1298921).
It can be divided in two parts, 10742 and 20, that multiplied together give a triangular number (214840 = T655).
The spelling of 1074220 in words is "one million, seventy-four thousand, two hundred twenty".
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