Base | Representation |
---|---|
bin | 100110000111001011000 |
3 | 2100110002221 |
4 | 10300321120 |
5 | 304430411 |
6 | 42433424 |
7 | 13420660 |
oct | 4607130 |
9 | 2313087 |
10 | 1248856 |
11 | 783314 |
12 | 502874 |
13 | 34958b |
14 | 2471a0 |
15 | 19a071 |
hex | 130e58 |
1248856 has 32 divisors (see below), whose sum is σ = 2772000. Its totient is φ = 516096.
The previous prime is 1248847. The next prime is 1248857. The reversal of 1248856 is 6588421.
1248856 is nontrivially palindromic in base 6.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1248857) 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, 1240 + ... + 2008.
It is an arithmetic number, because the mean of its divisors is an integer number (86625).
21248856 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1248856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1386000).
1248856 is an abundant number, since it is smaller than the sum of its proper divisors (1523144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1248856 is a wasteful number, since it uses less digits than its factorization.
1248856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 811 (or 807 counting only the distinct ones).
The product of its digits is 15360, while the sum is 34.
The square root of 1248856 is about 1117.5222592861. The cubic root of 1248856 is about 107.6888621608.
It can be divided in two parts, 12488 and 56, that added together give a square (12544 = 1122).
The spelling of 1248856 in words is "one million, two hundred forty-eight thousand, eight hundred fifty-six".
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