Base | Representation |
---|---|
bin | 11001010000001100010 |
3 | 1120001002210 |
4 | 3022001202 |
5 | 202434430 |
6 | 25422550 |
7 | 10014336 |
oct | 3120142 |
9 | 1501083 |
10 | 827490 |
11 | 515784 |
12 | 33aa56 |
13 | 22c851 |
14 | 1777c6 |
15 | 1152b0 |
hex | ca062 |
827490 has 16 divisors (see below), whose sum is σ = 1986048. Its totient is φ = 220656.
The previous prime is 827473. The next prime is 827501. The reversal of 827490 is 94728.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 27583 = 827490 / (8 + 2 + 7 + 4 + 9 + 0).
It is an Ulam number.
It is a Curzon number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 827490.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13762 + ... + 13821.
It is an arithmetic number, because the mean of its divisors is an integer number (124128).
2827490 is an apocalyptic number.
827490 is an abundant number, since it is smaller than the sum of its proper divisors (1158558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
827490 is a wasteful number, since it uses less digits than its factorization.
827490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27593.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 827490 is about 909.6647734193. The cubic root of 827490 is about 93.8831352882.
The spelling of 827490 in words is "eight hundred twenty-seven thousand, four hundred ninety".
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