Base | Representation |
---|---|
bin | 100101010101000100010 |
3 | 2022010220210 |
4 | 10222220202 |
5 | 303120302 |
6 | 42114550 |
7 | 13253121 |
oct | 4525042 |
9 | 2263823 |
10 | 1223202 |
11 | 766012 |
12 | 4aba56 |
13 | 33a9b6 |
14 | 23bab8 |
15 | 19266c |
hex | 12aa22 |
1223202 has 16 divisors (see below), whose sum is σ = 2459520. Its totient is φ = 405552.
The previous prime is 1223197. The next prime is 1223203. The reversal of 1223202 is 2023221.
It is not an unprimeable number, because it can be changed into a prime (1223203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008 + ... + 1860.
It is an arithmetic number, because the mean of its divisors is an integer number (153720).
21223202 is an apocalyptic number.
1223202 is an abundant number, since it is smaller than the sum of its proper divisors (1236318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1223202 is a wasteful number, since it uses less digits than its factorization.
1223202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1097.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 1223202 is about 1105.9846291879. The cubic root of 1223202 is about 106.9463731042.
Adding to 1223202 its reverse (2023221), we get a palindrome (3246423).
The spelling of 1223202 in words is "one million, two hundred twenty-three thousand, two hundred two".
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