Base | Representation |
---|---|
bin | 1011001111000… |
… | …1101110101111 |
3 | 10021200022201220 |
4 | 2303301232233 |
5 | 44031034341 |
6 | 4402034423 |
7 | 1111401606 |
oct | 263615657 |
9 | 107608656 |
10 | 47127471 |
11 | 24669626 |
12 | 13948a13 |
13 | 99c0aa1 |
14 | 638aa3d |
15 | 420da66 |
hex | 2cf1baf |
47127471 has 16 divisors (see below), whose sum is σ = 65111040. Its totient is φ = 30288960.
The previous prime is 47127463. The next prime is 47127481. The reversal of 47127471 is 17472174.
It is not a de Polignac number, because 47127471 - 23 = 47127463 is a prime.
It is a super-3 number, since 3×471274713 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47127481) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 28300 + ... + 29918.
It is an arithmetic number, because the mean of its divisors is an integer number (4069440).
Almost surely, 247127471 is an apocalyptic number.
47127471 is a deficient number, since it is larger than the sum of its proper divisors (17983569).
47127471 is a wasteful number, since it uses less digits than its factorization.
47127471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1966.
The product of its digits is 10976, while the sum is 33.
The square root of 47127471 is about 6864.9450835385. The cubic root of 47127471 is about 361.2085692999.
The spelling of 47127471 in words is "forty-seven million, one hundred twenty-seven thousand, four hundred seventy-one".
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