Base | Representation |
---|---|
bin | 101011111110000… |
… | …1000111011001001 |
3 | 10210211012012222021 |
4 | 1113330020323021 |
5 | 11010144223420 |
6 | 402222324441 |
7 | 51363356056 |
oct | 12774107311 |
9 | 3724165867 |
10 | 1475382985 |
11 | 6978a708a |
12 | 352129721 |
13 | 1a68834ab |
14 | ddd3602d |
15 | 897d57aa |
hex | 57f08ec9 |
1475382985 has 8 divisors (see below), whose sum is σ = 1776046536. Its totient is φ = 1176581760.
The previous prime is 1475382973. The next prime is 1475383009. The reversal of 1475382985 is 5892835741.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 60419529 + 1414963456 = 7773^2 + 37616^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1475382985 - 221 = 1473285833 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463836 + ... + 467005.
It is an arithmetic number, because the mean of its divisors is an integer number (222005817).
Almost surely, 21475382985 is an apocalyptic number.
It is an amenable number.
1475382985 is a deficient number, since it is larger than the sum of its proper divisors (300663551).
1475382985 is an equidigital number, since it uses as much as digits as its factorization.
1475382985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 931163.
The product of its digits is 2419200, while the sum is 52.
The square root of 1475382985 is about 38410.7144557349. The cubic root of 1475382985 is about 1138.4175707914.
The spelling of 1475382985 in words is "one billion, four hundred seventy-five million, three hundred eighty-two thousand, nine hundred eighty-five".
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