Base | Representation |
---|---|
bin | 11000010101111101110010 |
3 | 110000012200010 |
4 | 120111331302 |
5 | 3113201201 |
6 | 344435350 |
7 | 105145512 |
oct | 30257562 |
9 | 13005603 |
10 | 6381426 |
11 | 3669507 |
12 | 2178b56 |
13 | 14257bc |
14 | bc1842 |
15 | 860bd6 |
hex | 615f72 |
6381426 has 16 divisors (see below), whose sum is σ = 13513824. Its totient is φ = 2001984.
The previous prime is 6381407. The next prime is 6381437. The reversal of 6381426 is 6241836.
It is a junction number, because it is equal to n+sod(n) for n = 6381393 and 6381402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31180 + ... + 31383.
It is an arithmetic number, because the mean of its divisors is an integer number (844614).
Almost surely, 26381426 is an apocalyptic number.
6381426 is an abundant number, since it is smaller than the sum of its proper divisors (7132398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6381426 is a wasteful number, since it uses less digits than its factorization.
6381426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62585.
The product of its digits is 6912, while the sum is 30.
The square root of 6381426 is about 2526.1484516948. The cubic root of 6381426 is about 185.4837691618.
The spelling of 6381426 in words is "six million, three hundred eighty-one thousand, four hundred twenty-six".
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