Base | Representation |
---|---|
bin | 100101000001001011110 |
3 | 2021121221202 |
4 | 10220021132 |
5 | 302304042 |
6 | 41555502 |
7 | 13211336 |
oct | 4501136 |
9 | 2247852 |
10 | 1213022 |
11 | 7593a8 |
12 | 4a5b92 |
13 | 336185 |
14 | 2380c6 |
15 | 18e632 |
hex | 12825e |
1213022 has 8 divisors (see below), whose sum is σ = 1824336. Its totient is φ = 604912.
The previous prime is 1213021. The next prime is 1213027. The reversal of 1213022 is 2203121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1212994 and 1213012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1213021) 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, 743 + ... + 1725.
It is an arithmetic number, because the mean of its divisors is an integer number (228042).
21213022 is an apocalyptic number.
1213022 is a deficient number, since it is larger than the sum of its proper divisors (611314).
1213022 is an equidigital number, since it uses as much as digits as its factorization.
1213022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1602.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 1213022 is about 1101.3727797617. The cubic root of 1213022 is about 106.6488620456.
Adding to 1213022 its reverse (2203121), we get a palindrome (3416143).
Subtracting 1213022 from its reverse (2203121), we obtain a palindrome (990099).
The spelling of 1213022 in words is "one million, two hundred thirteen thousand, twenty-two".
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