Base | Representation |
---|---|
bin | 11101010001011… |
… | …000001101100010 |
3 | 1021020002012112100 |
4 | 131101120031202 |
5 | 2001210014012 |
6 | 120421511230 |
7 | 15112144335 |
oct | 3521301542 |
9 | 1236065470 |
10 | 491094882 |
11 | 232234943 |
12 | 118572516 |
13 | 7a9879b5 |
14 | 4931861c |
15 | 2d1a98dc |
hex | 1d458362 |
491094882 has 24 divisors (see below), whose sum is σ = 1064467404. Its totient is φ = 163632384.
The previous prime is 491094847. The next prime is 491094887. The reversal of 491094882 is 288490194.
It can be written as a sum of positive squares in 2 ways, for example, as 401962401 + 89132481 = 20049^2 + 9441^2 .
It is not an unprimeable number, because it can be changed into a prime (491094887) 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, 64678 + ... + 71870.
Almost surely, 2491094882 is an apocalyptic number.
491094882 is an abundant number, since it is smaller than the sum of its proper divisors (573372522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
491094882 is a wasteful number, since it uses less digits than its factorization.
491094882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10994 (or 10991 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 45.
The square root of 491094882 is about 22160.6606850969. The cubic root of 491094882 is about 788.9602740387.
The spelling of 491094882 in words is "four hundred ninety-one million, ninety-four thousand, eight hundred eighty-two".
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