Base | Representation |
---|---|
bin | 1011111111011011111100 |
3 | 12220200221222 |
4 | 23333123330 |
5 | 1301042140 |
6 | 151212512 |
7 | 35501330 |
oct | 13773374 |
9 | 5820858 |
10 | 3143420 |
11 | 1857775 |
12 | 1077138 |
13 | 860a17 |
14 | 5bb7c0 |
15 | 4215b5 |
hex | 2ff6fc |
3143420 has 24 divisors (see below), whose sum is σ = 7544544. Its totient is φ = 1077696.
The previous prime is 3143411. The next prime is 3143447. The reversal of 3143420 is 243413.
It is a congruent 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, 11087 + ... + 11366.
It is an arithmetic number, because the mean of its divisors is an integer number (314356).
Almost surely, 23143420 is an apocalyptic number.
It is an amenable number.
3143420 is an abundant number, since it is smaller than the sum of its proper divisors (4401124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3143420 is a wasteful number, since it uses less digits than its factorization.
3143420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22469 (or 22467 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 3143420 is about 1772.9692608728. The cubic root of 3143420 is about 146.4875798546.
Adding to 3143420 its reverse (243413), we get a palindrome (3386833).
The spelling of 3143420 in words is "three million, one hundred forty-three thousand, four hundred twenty".
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