Base | Representation |
---|---|
bin | 1110110011100000011001 |
3 | 21022011201012 |
4 | 32303200121 |
5 | 1443142420 |
6 | 215103305 |
7 | 44662553 |
oct | 16634031 |
9 | 7264635 |
10 | 3880985 |
11 | 2210929 |
12 | 1371b35 |
13 | a5b654 |
14 | 7304d3 |
15 | 519dc5 |
hex | 3b3819 |
3880985 has 8 divisors (see below), whose sum is σ = 4699080. Its totient is φ = 3076864.
The previous prime is 3880949. The next prime is 3880999. The reversal of 3880985 is 5890883.
3880985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 425104 + 3455881 = 652^2 + 1859^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3880985 - 28 = 3880729 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2870 + ... + 3999.
It is an arithmetic number, because the mean of its divisors is an integer number (587385).
Almost surely, 23880985 is an apocalyptic number.
It is an amenable number.
3880985 is a deficient number, since it is larger than the sum of its proper divisors (818095).
3880985 is a wasteful number, since it uses less digits than its factorization.
3880985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6987.
The product of its (nonzero) digits is 69120, while the sum is 41.
The square root of 3880985 is about 1970.0215734859. The cubic root of 3880985 is about 157.1498562408.
The spelling of 3880985 in words is "three million, eight hundred eighty thousand, nine hundred eighty-five".
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