Base | Representation |
---|---|
bin | 101001110000010100001 |
3 | 2120111212000 |
4 | 11032002201 |
5 | 322240400 |
6 | 45154213 |
7 | 14425665 |
oct | 5160241 |
9 | 2514760 |
10 | 1368225 |
11 | 854a71 |
12 | 55b969 |
13 | 38ba01 |
14 | 2788a5 |
15 | 1c0600 |
hex | 14e0a1 |
1368225 has 24 divisors (see below), whose sum is σ = 2514720. Its totient is φ = 729360.
The previous prime is 1368203. The next prime is 1368229. The reversal of 1368225 is 5228631.
It is not a de Polignac number, because 1368225 - 26 = 1368161 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1368229) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339 + ... + 1688.
It is an arithmetic number, because the mean of its divisors is an integer number (104780).
21368225 is an apocalyptic number.
1368225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1368225 is a deficient number, since it is larger than the sum of its proper divisors (1146495).
1368225 is a wasteful number, since it uses less digits than its factorization.
1368225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2046 (or 2035 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 1368225 is about 1169.7115028929. The cubic root of 1368225 is about 111.0160677982.
The spelling of 1368225 in words is "one million, three hundred sixty-eight thousand, two hundred twenty-five".
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