Base | Representation |
---|---|
bin | 11111011000110011010 |
3 | 1221020211211 |
4 | 3323012122 |
5 | 230403011 |
6 | 34013334 |
7 | 11512363 |
oct | 3730632 |
9 | 1836754 |
10 | 1028506 |
11 | 642806 |
12 | 41724a |
13 | 2a01ab |
14 | 1cab6a |
15 | 154b21 |
hex | fb19a |
1028506 has 8 divisors (see below), whose sum is σ = 1564704. Its totient is φ = 506940.
The previous prime is 1028479. The next prime is 1028509. The reversal of 1028506 is 6058201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1028509) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3480 + ... + 3763.
It is an arithmetic number, because the mean of its divisors is an integer number (195588).
21028506 is an apocalyptic number.
1028506 is a deficient number, since it is larger than the sum of its proper divisors (536198).
1028506 is an equidigital number, since it uses as much as digits as its factorization.
1028506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7316.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 1028506 is about 1014.1528484405. The cubic root of 1028506 is about 100.9413115240.
The spelling of 1028506 in words is "one million, twenty-eight thousand, five hundred six".
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