Base | Representation |
---|---|
bin | 1110101010000101010001 |
3 | 21020012202120 |
4 | 32222011101 |
5 | 1440424020 |
6 | 214204453 |
7 | 44442201 |
oct | 16520521 |
9 | 7205676 |
10 | 3842385 |
11 | 2194928 |
12 | 1353729 |
13 | a46c01 |
14 | 720401 |
15 | 50d740 |
hex | 3aa151 |
3842385 has 16 divisors (see below), whose sum is σ = 6199296. Its totient is φ = 2032128.
The previous prime is 3842381. The next prime is 3842401. The reversal of 3842385 is 5832483.
It is not a de Polignac number, because 3842385 - 22 = 3842381 is a prime.
It is a d-powerful number, because it can be written as 32 + 8 + 49 + 215 + 313 + 8 + 59 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3842381) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897 + ... + 2913.
It is an arithmetic number, because the mean of its divisors is an integer number (387456).
Almost surely, 23842385 is an apocalyptic number.
It is an amenable number.
3842385 is a deficient number, since it is larger than the sum of its proper divisors (2356911).
3842385 is a wasteful number, since it uses less digits than its factorization.
3842385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2152.
The product of its digits is 23040, while the sum is 33.
The square root of 3842385 is about 1960.2002448730. The cubic root of 3842385 is about 156.6271189348.
The spelling of 3842385 in words is "three million, eight hundred forty-two thousand, three hundred eighty-five".
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