Base | Representation |
---|---|
bin | 111101000010… |
… | …0110110010001 |
3 | 2020012211200222 |
4 | 1322010312101 |
5 | 31143021200 |
6 | 3101522425 |
7 | 536002421 |
oct | 172046621 |
9 | 66184628 |
10 | 32001425 |
11 | 17078165 |
12 | a873415 |
13 | 6825c71 |
14 | 4370481 |
15 | 2c21d85 |
hex | 1e84d91 |
32001425 has 12 divisors (see below), whose sum is σ = 39782796. Its totient is φ = 25536000.
The previous prime is 32001421. The next prime is 32001439. The reversal of 32001425 is 52410023.
It can be written as a sum of positive squares in 6 ways, for example, as 146689 + 31854736 = 383^2 + 5644^2 .
It is not a de Polignac number, because 32001425 - 22 = 32001421 is a prime.
It is a super-3 number, since 3×320014253 (a number of 23 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (32001421) 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, 10025 + ... + 12825.
It is an arithmetic number, because the mean of its divisors is an integer number (3315233).
Almost surely, 232001425 is an apocalyptic number.
It is an amenable number.
32001425 is a deficient number, since it is larger than the sum of its proper divisors (7781371).
32001425 is a wasteful number, since it uses less digits than its factorization.
32001425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3268 (or 3263 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 32001425 is about 5656.9802014856. The cubic root of 32001425 is about 317.4849229206.
Adding to 32001425 its reverse (52410023), we get a palindrome (84411448).
The spelling of 32001425 in words is "thirty-two million, one thousand, four hundred twenty-five".
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