Base | Representation |
---|---|
bin | 1111000101001010101 |
3 | 221002212102 |
4 | 1320221111 |
5 | 111303130 |
6 | 14331445 |
7 | 4125500 |
oct | 1705125 |
9 | 832772 |
10 | 494165 |
11 | 308301 |
12 | 1b9b85 |
13 | 143c09 |
14 | cc137 |
15 | 9b645 |
hex | 78a55 |
494165 has 12 divisors (see below), whose sum is σ = 690156. Its totient is φ = 338688.
The previous prime is 494147. The next prime is 494167. The reversal of 494165 is 561494.
It can be written as a sum of positive squares in 2 ways, for example, as 305809 + 188356 = 553^2 + 434^2 .
It is not a de Polignac number, because 494165 - 26 = 494101 is a prime.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (494167) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 764 + ... + 1253.
It is an arithmetic number, because the mean of its divisors is an integer number (57513).
2494165 is an apocalyptic number.
It is an amenable number.
494165 is a deficient number, since it is larger than the sum of its proper divisors (195991).
494165 is a wasteful number, since it uses less digits than its factorization.
494165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2036 (or 2029 counting only the distinct ones).
The product of its digits is 4320, while the sum is 29.
The square root of 494165 is about 702.9687048511. The cubic root of 494165 is about 79.0600942104.
The spelling of 494165 in words is "four hundred ninety-four thousand, one hundred sixty-five".
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