Base | Representation |
---|---|
bin | 1001011110110111001001 |
3 | 11200021202011 |
4 | 21132313021 |
5 | 1114020310 |
6 | 125135521 |
7 | 30061645 |
oct | 11366711 |
9 | 4607664 |
10 | 2485705 |
11 | 1448602 |
12 | 9ba5a1 |
13 | 690541 |
14 | 489c25 |
15 | 34178a |
hex | 25edc9 |
2485705 has 4 divisors (see below), whose sum is σ = 2982852. Its totient is φ = 1988560.
The previous prime is 2485687. The next prime is 2485727. The reversal of 2485705 is 5075842.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1364224 + 1121481 = 1168^2 + 1059^2 .
It is not a de Polignac number, because 2485705 - 29 = 2485193 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 248566 + ... + 248575.
It is an arithmetic number, because the mean of its divisors is an integer number (745713).
22485705 is an apocalyptic number.
It is an amenable number.
2485705 is a deficient number, since it is larger than the sum of its proper divisors (497147).
2485705 is an equidigital number, since it uses as much as digits as its factorization.
2485705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497146.
The product of its (nonzero) digits is 11200, while the sum is 31.
The square root of 2485705 is about 1576.6118736075. The cubic root of 2485705 is about 135.4617022069.
The spelling of 2485705 in words is "two million, four hundred eighty-five thousand, seven hundred five".
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