Base | Representation |
---|---|
bin | 1111111110011111110… |
… | …1111111100000011001 |
3 | 222020110121121211110021 |
4 | 3333213331333200121 |
5 | 13444111012234244 |
6 | 330031505550441 |
7 | 25554511455166 |
oct | 3774775774031 |
9 | 866417554407 |
10 | 274474727449 |
11 | a644991222a |
12 | 45241045421 |
13 | 1cb62832040 |
14 | d3db10506d |
15 | 7216830284 |
hex | 3fe7f7f819 |
274474727449 has 8 divisors (see below), whose sum is σ = 303577037960. Its totient is φ = 246513684096.
The previous prime is 274474727447. The next prime is 274474727467. The reversal of 274474727449 is 944727474472.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 67408775424 + 207065952025 = 259632^2 + 455045^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 274474727449 - 21 = 274474727447 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (274474727447) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285316284 + ... + 285317245.
It is an arithmetic number, because the mean of its divisors is an integer number (37947129745).
Almost surely, 2274474727449 is an apocalyptic number.
It is an amenable number.
274474727449 is a deficient number, since it is larger than the sum of its proper divisors (29102310511).
274474727449 is a wasteful number, since it uses less digits than its factorization.
274474727449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 570633579.
The product of its digits is 88510464, while the sum is 61.
The spelling of 274474727449 in words is "two hundred seventy-four billion, four hundred seventy-four million, seven hundred twenty-seven thousand, four hundred forty-nine".
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