Base | Representation |
---|---|
bin | 1111000111001101111 |
3 | 221011022022 |
4 | 1320321233 |
5 | 111321330 |
6 | 14340355 |
7 | 4131530 |
oct | 1707157 |
9 | 834268 |
10 | 495215 |
11 | 309076 |
12 | 1ba6bb |
13 | 144536 |
14 | cc687 |
15 | 9bae5 |
hex | 78e6f |
495215 has 8 divisors (see below), whose sum is σ = 679200. Its totient is φ = 339552.
The previous prime is 495211. The next prime is 495221. The reversal of 495215 is 512594.
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 495215 - 22 = 495211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (495211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7040 + ... + 7109.
It is an arithmetic number, because the mean of its divisors is an integer number (84900).
495215 is a Friedman number, since it can be written as (19^5-24)/5, using all its digits and the basic arithmetic operations.
2495215 is an apocalyptic number.
495215 is a deficient number, since it is larger than the sum of its proper divisors (183985).
495215 is a wasteful number, since it uses less digits than its factorization.
495215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14161.
The product of its digits is 1800, while the sum is 26.
The square root of 495215 is about 703.7151412326. The cubic root of 495215 is about 79.1160501313.
The spelling of 495215 in words is "four hundred ninety-five thousand, two hundred fifteen".
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