Base | Representation |
---|---|
bin | 1110001000001110111… |
… | …00010111011100100111 |
3 | 1201102001021110011021201 |
4 | 13010013130113130213 |
5 | 30423203240243111 |
6 | 1011003202423331 |
7 | 50034025311643 |
oct | 7040734273447 |
9 | 1642037404251 |
10 | 485456181031 |
11 | 1779763a3aa8 |
12 | 7a102361b47 |
13 | 36a16c83c33 |
14 | 196d3829c23 |
15 | c963dcd6c1 |
hex | 7107717727 |
485456181031 has 4 divisors (see below), whose sum is σ = 514012426992. Its totient is φ = 456899935072.
The previous prime is 485456181011. The next prime is 485456181043. The reversal of 485456181031 is 130181654584.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 485456181031 - 215 = 485456148263 is a prime.
It is a super-2 number, since 2×4854561810312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (485456181011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14278122955 + ... + 14278122988.
It is an arithmetic number, because the mean of its divisors is an integer number (128503106748).
Almost surely, 2485456181031 is an apocalyptic number.
485456181031 is a deficient number, since it is larger than the sum of its proper divisors (28556245961).
485456181031 is a wasteful number, since it uses less digits than its factorization.
485456181031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28556245960.
The product of its (nonzero) digits is 460800, while the sum is 46.
The spelling of 485456181031 in words is "four hundred eighty-five billion, four hundred fifty-six million, one hundred eighty-one thousand, thirty-one".
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