Base | Representation |
---|---|
bin | 1111001000100111010 |
3 | 221012021210 |
4 | 1321010322 |
5 | 111332210 |
6 | 14343550 |
7 | 4133601 |
oct | 1710472 |
9 | 835253 |
10 | 495930 |
11 | 309666 |
12 | 1babb6 |
13 | 144966 |
14 | cca38 |
15 | 9be20 |
hex | 7913a |
495930 has 32 divisors (see below), whose sum is σ = 1214208. Its totient is φ = 129600.
The previous prime is 495923. The next prime is 495931. The reversal of 495930 is 39594.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (495931) by changing a digit.
495930 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1695 + ... + 1965.
It is an arithmetic number, because the mean of its divisors is an integer number (37944).
2495930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 495930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607104).
495930 is an abundant number, since it is smaller than the sum of its proper divisors (718278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
495930 is a wasteful number, since it uses less digits than its factorization.
495930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342.
The product of its (nonzero) digits is 4860, while the sum is 30.
The square root of 495930 is about 704.2229760523. Note that the first 3 decimals coincide. The cubic root of 495930 is about 79.1541081957.
The spelling of 495930 in words is "four hundred ninety-five thousand, nine hundred thirty".
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