Base | Representation |
---|---|
bin | 10111110111001100011110 |
3 | 102202210210010 |
4 | 113313030132 |
5 | 3100133030 |
6 | 342024050 |
7 | 104112201 |
oct | 27671436 |
9 | 12683703 |
10 | 6255390 |
11 | 3592849 |
12 | 2118026 |
13 | 13b031b |
14 | b8b938 |
15 | 8386b0 |
hex | 5f731e |
6255390 has 16 divisors (see below), whose sum is σ = 15013008. Its totient is φ = 1668096.
The previous prime is 6255383. The next prime is 6255391. The reversal of 6255390 is 935526.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 208513 = 6255390 / (6 + 2 + 5 + 5 + 3 + 9 + 0).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6255391) 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, 104227 + ... + 104286.
It is an arithmetic number, because the mean of its divisors is an integer number (938313).
Almost surely, 26255390 is an apocalyptic number.
6255390 is an abundant number, since it is smaller than the sum of its proper divisors (8757618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6255390 is a wasteful number, since it uses less digits than its factorization.
6255390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208523.
The product of its (nonzero) digits is 8100, while the sum is 30.
The square root of 6255390 is about 2501.0777676834. The cubic root of 6255390 is about 184.2545115302.
The spelling of 6255390 in words is "six million, two hundred fifty-five thousand, three hundred ninety".
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