Base | Representation |
---|---|
bin | 11011010100110011101 |
3 | 1200111020120 |
4 | 3122212131 |
5 | 212123024 |
6 | 31105153 |
7 | 10416315 |
oct | 3324635 |
9 | 1614216 |
10 | 895389 |
11 | 5617a0 |
12 | 3721b9 |
13 | 254721 |
14 | 194445 |
15 | 12a479 |
hex | da99d |
895389 has 16 divisors (see below), whose sum is σ = 1334784. Its totient is φ = 529200.
The previous prime is 895387. The next prime is 895393. The reversal of 895389 is 983598.
It is not a de Polignac number, because 895389 - 21 = 895387 is a prime.
It is a super-2 number, since 2×8953892 = 1603442922642, which contains 22 as substring.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 895389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (895387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1104 + ... + 1734.
It is an arithmetic number, because the mean of its divisors is an integer number (83424).
2895389 is an apocalyptic number.
It is an amenable number.
895389 is a deficient number, since it is larger than the sum of its proper divisors (439395).
895389 is a wasteful number, since it uses less digits than its factorization.
895389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688.
The product of its digits is 77760, while the sum is 42.
The square root of 895389 is about 946.2499669749. The cubic root of 895389 is about 96.3837719393.
Subtracting 895389 from its reverse (983598), we obtain a square (88209 = 2972).
The spelling of 895389 in words is "eight hundred ninety-five thousand, three hundred eighty-nine".
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