Base | Representation |
---|---|
bin | 1110111110111011010 |
3 | 220221111002 |
4 | 1313313122 |
5 | 111202340 |
6 | 14305002 |
7 | 4113254 |
oct | 1676732 |
9 | 827432 |
10 | 490970 |
11 | 305967 |
12 | 1b8162 |
13 | 14261c |
14 | cacd4 |
15 | 9a715 |
hex | 77dda |
490970 has 16 divisors (see below), whose sum is σ = 914760. Its totient is φ = 189504.
The previous prime is 490969. The next prime is 490991. The reversal of 490970 is 79094.
It can be written as a sum of positive squares in 4 ways, for example, as 373321 + 117649 = 611^2 + 343^2 .
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557 + ... + 1136.
2490970 is an apocalyptic number.
490970 is a deficient number, since it is larger than the sum of its proper divisors (423790).
490970 is a wasteful number, since it uses less digits than its factorization.
490970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1729.
The product of its (nonzero) digits is 2268, while the sum is 29.
The square root of 490970 is about 700.6925145882. The cubic root of 490970 is about 78.8893392673.
The spelling of 490970 in words is "four hundred ninety thousand, nine hundred seventy".
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