Base | Representation |
---|---|
bin | 1000101000100… |
… | …1110011011001 |
3 | 2112010222001021 |
4 | 2022021303121 |
5 | 33232403100 |
6 | 3332122441 |
7 | 616555036 |
oct | 212116331 |
9 | 75128037 |
10 | 36216025 |
11 | 194966aa |
12 | 10166421 |
13 | 7670401 |
14 | 4b4a38d |
15 | 32a5a1a |
hex | 2289cd9 |
36216025 has 12 divisors (see below), whose sum is σ = 44983852. Its totient is φ = 28923840.
The previous prime is 36216023. The next prime is 36216031. The reversal of 36216025 is 52061263.
It can be written as a sum of positive squares in 6 ways, for example, as 4822416 + 31393609 = 2196^2 + 5603^2 .
It is not a de Polignac number, because 36216025 - 21 = 36216023 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (36216023) 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, 24199 + ... + 25651.
Almost surely, 236216025 is an apocalyptic number.
It is an amenable number.
36216025 is a deficient number, since it is larger than the sum of its proper divisors (8767827).
36216025 is a wasteful number, since it uses less digits than its factorization.
36216025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2460 (or 2455 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 36216025 is about 6017.9751578085. The cubic root of 36216025 is about 330.8518700826.
Adding to 36216025 its reverse (52061263), we get a palindrome (88277288).
The spelling of 36216025 in words is "thirty-six million, two hundred sixteen thousand, twenty-five".
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