Base | Representation |
---|---|
bin | 1110111110100010111 |
3 | 220221012212 |
4 | 1313310113 |
5 | 111201100 |
6 | 14304035 |
7 | 4112555 |
oct | 1676427 |
9 | 827185 |
10 | 490775 |
11 | 3057aa |
12 | 1b801b |
13 | 1424cc |
14 | cabd5 |
15 | 9a635 |
hex | 77d17 |
490775 has 12 divisors (see below), whose sum is σ = 619752. Its totient is φ = 385440.
The previous prime is 490771. The next prime is 490783. The reversal of 490775 is 577094.
It is not a de Polignac number, because 490775 - 22 = 490771 is a prime.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490771) 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 11 ways as a sum of consecutive naturals, for example, 1529 + ... + 1821.
It is an arithmetic number, because the mean of its divisors is an integer number (51646).
2490775 is an apocalyptic number.
490775 is a deficient number, since it is larger than the sum of its proper divisors (128977).
490775 is a wasteful number, since it uses less digits than its factorization.
490775 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370 (or 365 counting only the distinct ones).
The product of its (nonzero) digits is 8820, while the sum is 32.
The square root of 490775 is about 700.5533527148. The cubic root of 490775 is about 78.8788936472.
The spelling of 490775 in words is "four hundred ninety thousand, seven hundred seventy-five".
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