Base | Representation |
---|---|
bin | 100110011111010110000 |
3 | 2101002002022 |
4 | 10303322300 |
5 | 310324412 |
6 | 43011012 |
7 | 13502030 |
oct | 4637260 |
9 | 2332068 |
10 | 1261232 |
11 | 791645 |
12 | 509a68 |
13 | 3520bb |
14 | 24b8c0 |
15 | 19da72 |
hex | 133eb0 |
1261232 has 20 divisors (see below), whose sum is σ = 2792976. Its totient is φ = 540480.
The previous prime is 1261223. The next prime is 1261259. The reversal of 1261232 is 2321621.
It is a self number, because there is not a number n which added to its sum of digits gives 1261232.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5519 + ... + 5742.
21261232 is an apocalyptic number.
It is an amenable number.
1261232 is an abundant number, since it is smaller than the sum of its proper divisors (1531744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1261232 is a wasteful number, since it uses less digits than its factorization.
1261232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11276 (or 11270 counting only the distinct ones).
The product of its digits is 144, while the sum is 17.
The square root of 1261232 is about 1123.0458583691. The cubic root of 1261232 is about 108.0434210406.
Adding to 1261232 its reverse (2321621), we get a palindrome (3582853).
The spelling of 1261232 in words is "one million, two hundred sixty-one thousand, two hundred thirty-two".
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