Base | Representation |
---|---|
bin | 11110111011000100101 |
3 | 1220110222002 |
4 | 3313120211 |
5 | 224411120 |
6 | 33415045 |
7 | 11420120 |
oct | 3673045 |
9 | 1813862 |
10 | 1013285 |
11 | 632329 |
12 | 40a485 |
13 | 2962a0 |
14 | 1c53b7 |
15 | 150375 |
hex | f7625 |
1013285 has 32 divisors (see below), whose sum is σ = 1596672. Its totient is φ = 599040.
The previous prime is 1013279. The next prime is 1013291. The reversal of 1013285 is 5823101.
It is an interprime number because it is at equal distance from previous prime (1013279) and next prime (1013291).
It is not a de Polignac number, because 1013285 - 28 = 1013029 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7670 + ... + 7800.
It is an arithmetic number, because the mean of its divisors is an integer number (49896).
21013285 is an apocalyptic number.
It is an amenable number.
1013285 is a deficient number, since it is larger than the sum of its proper divisors (583387).
1013285 is a wasteful number, since it uses less digits than its factorization.
1013285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 1013285 is about 1006.6205839342. The cubic root of 1013285 is about 100.4408866661.
Adding to 1013285 its reverse (5823101), we get a palindrome (6836386).
The spelling of 1013285 in words is "one million, thirteen thousand, two hundred eighty-five".
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