Base | Representation |
---|---|
bin | 10100000011101000111001 |
3 | 100220010022210 |
4 | 110003220321 |
5 | 2321222120 |
6 | 304405333 |
7 | 62455551 |
oct | 24035071 |
9 | 10803283 |
10 | 5257785 |
11 | 2a71285 |
12 | 1916849 |
13 | 1121220 |
14 | 9ac161 |
15 | 6dcce0 |
hex | 503a39 |
5257785 has 32 divisors (see below), whose sum is σ = 9233280. Its totient is φ = 2539008.
The previous prime is 5257783. The next prime is 5257789. The reversal of 5257785 is 5877525.
It is not a de Polignac number, because 5257785 - 21 = 5257783 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5257781) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11277 + ... + 11733.
It is an arithmetic number, because the mean of its divisors is an integer number (288540).
Almost surely, 25257785 is an apocalyptic number.
It is an amenable number.
5257785 is a deficient number, since it is larger than the sum of its proper divisors (3975495).
5257785 is a wasteful number, since it uses less digits than its factorization.
5257785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537.
The product of its digits is 98000, while the sum is 39.
The square root of 5257785 is about 2292.9860444407. The cubic root of 5257785 is about 173.8871973321.
The spelling of 5257785 in words is "five million, two hundred fifty-seven thousand, seven hundred eighty-five".
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