Base | Representation |
---|---|
bin | 1101000010001001101 |
3 | 210200211222 |
4 | 1220101031 |
5 | 102131320 |
6 | 13053125 |
7 | 3426101 |
oct | 1502115 |
9 | 720758 |
10 | 427085 |
11 | 27196a |
12 | 1871a5 |
13 | 11c519 |
14 | b1901 |
15 | 86825 |
hex | 6844d |
427085 has 8 divisors (see below), whose sum is σ = 516120. Its totient is φ = 339264.
The previous prime is 427081. The next prime is 427103. The reversal of 427085 is 580724.
It can be written as a sum of positive squares in 4 ways, for example, as 137641 + 289444 = 371^2 + 538^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 427085 - 22 = 427081 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427081) 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, 959 + ... + 1331.
It is an arithmetic number, because the mean of its divisors is an integer number (64515).
2427085 is an apocalyptic number.
It is an amenable number.
427085 is a deficient number, since it is larger than the sum of its proper divisors (89035).
427085 is a wasteful number, since it uses less digits than its factorization.
427085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 607.
The product of its (nonzero) digits is 2240, while the sum is 26.
The square root of 427085 is about 653.5174060421. The cubic root of 427085 is about 75.3074784448.
The spelling of 427085 in words is "four hundred twenty-seven thousand, eighty-five".
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