Base | Representation |
---|---|
bin | 11101010010010… |
… | …100010100010011 |
3 | 1021020112201020121 |
4 | 131102110110103 |
5 | 2001240403300 |
6 | 120431051111 |
7 | 15114221161 |
oct | 3522242423 |
9 | 1236481217 |
10 | 491341075 |
11 | 232392905 |
12 | 118670a97 |
13 | 7aa42a84 |
14 | 49380231 |
15 | 2d20781a |
hex | 1d494513 |
491341075 has 6 divisors (see below), whose sum is σ = 609262964. Its totient is φ = 393072840.
The previous prime is 491341073. The next prime is 491341079. The reversal of 491341075 is 570143194.
It is not a de Polignac number, because 491341075 - 21 = 491341073 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 491341075.
It is not an unprimeable number, because it can be changed into a prime (491341073) 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 5 ways as a sum of consecutive naturals, for example, 9826797 + ... + 9826846.
Almost surely, 2491341075 is an apocalyptic number.
491341075 is a deficient number, since it is larger than the sum of its proper divisors (117921889).
491341075 is a wasteful number, since it uses less digits than its factorization.
491341075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19653653 (or 19653648 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 491341075 is about 22166.2147197035. The cubic root of 491341075 is about 789.0920910969.
The spelling of 491341075 in words is "four hundred ninety-one million, three hundred forty-one thousand, seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.023 sec. • engine limits •