Base | Representation |
---|---|
bin | 1101001001001000100111 |
3 | 20111001001020 |
4 | 31021020213 |
5 | 1340222122 |
6 | 201502223 |
7 | 41166366 |
oct | 15111047 |
9 | 6431036 |
10 | 3445287 |
11 | 1a4354a |
12 | 11a1973 |
13 | 938241 |
14 | 6597dd |
15 | 480c5c |
hex | 349227 |
3445287 has 12 divisors (see below), whose sum is σ = 4776120. Its totient is φ = 2206512.
The previous prime is 3445283. The next prime is 3445297. The reversal of 3445287 is 7825443.
It is not a de Polignac number, because 3445287 - 22 = 3445283 is a prime.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a d-powerful number, because it can be written as 33 + 42 + 44 + 5 + 219 + 87 + 77 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3445283) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17214 + ... + 17412.
It is an arithmetic number, because the mean of its divisors is an integer number (398010).
Almost surely, 23445287 is an apocalyptic number.
3445287 is a deficient number, since it is larger than the sum of its proper divisors (1330833).
3445287 is an equidigital number, since it uses as much as digits as its factorization.
3445287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 430 (or 231 counting only the distinct ones).
The product of its digits is 26880, while the sum is 33.
The square root of 3445287 is about 1856.1484315647. The cubic root of 3445287 is about 151.0341428283.
The spelling of 3445287 in words is "three million, four hundred forty-five thousand, two hundred eighty-seven".
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