Base | Representation |
---|---|
bin | 1000101000000… |
… | …1010110110001 |
3 | 2112002012120210 |
4 | 2022001112301 |
5 | 33230301200 |
6 | 3331254333 |
7 | 616352130 |
oct | 212012661 |
9 | 75065523 |
10 | 36181425 |
11 | 19472705 |
12 | 1014a3a9 |
13 | 765a737 |
14 | 4b3b917 |
15 | 329a650 |
hex | 22815b1 |
36181425 has 24 divisors (see below), whose sum is σ = 68366656. Its totient is φ = 16539840.
The previous prime is 36181421. The next prime is 36181459. The reversal of 36181425 is 52418163.
It is not a de Polignac number, because 36181425 - 22 = 36181421 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 36181392 and 36181401.
It is not an unprimeable number, because it can be changed into a prime (36181421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33934 + ... + 34983.
Almost surely, 236181425 is an apocalyptic number.
36181425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
36181425 is a deficient number, since it is larger than the sum of its proper divisors (32185231).
36181425 is a wasteful number, since it uses less digits than its factorization.
36181425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68937 (or 68932 counting only the distinct ones).
The product of its digits is 5760, while the sum is 30.
The square root of 36181425 is about 6015.0997497963. The cubic root of 36181425 is about 330.7464736254.
Adding to 36181425 its reverse (52418163), we get a palindrome (88599588).
The spelling of 36181425 in words is "thirty-six million, one hundred eighty-one thousand, four hundred twenty-five".
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