Base | Representation |
---|---|
bin | 1011111111001101000111 |
3 | 12220122122211 |
4 | 23333031013 |
5 | 1301024341 |
6 | 151204251 |
7 | 35465503 |
oct | 13771507 |
9 | 5818584 |
10 | 3142471 |
11 | 1856a92 |
12 | 1076687 |
13 | 860467 |
14 | 5bb303 |
15 | 421181 |
hex | 2ff347 |
3142471 has 4 divisors (see below), whose sum is σ = 3156192. Its totient is φ = 3128752.
The previous prime is 3142459. The next prime is 3142481. The reversal of 3142471 is 1742413.
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 3142471 - 27 = 3142343 is a prime.
It is a super-3 number, since 3×31424713 = 93096872240729259333, which contains 333 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 (3142441) 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, 6511 + ... + 6976.
It is an arithmetic number, because the mean of its divisors is an integer number (789048).
Almost surely, 23142471 is an apocalyptic number.
3142471 is a deficient number, since it is larger than the sum of its proper divisors (13721).
3142471 is a wasteful number, since it uses less digits than its factorization.
3142471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13720.
The product of its digits is 672, while the sum is 22.
The square root of 3142471 is about 1772.7016105369. The cubic root of 3142471 is about 146.4728368141.
Adding to 3142471 its reverse (1742413), we get a palindrome (4884884).
The spelling of 3142471 in words is "three million, one hundred forty-two thousand, four hundred seventy-one".
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