Base | Representation |
---|---|
bin | 1001101010100… |
… | …0011111011001 |
3 | 2211021102222021 |
4 | 2122220133121 |
5 | 40334123100 |
6 | 4004454441 |
7 | 1001356555 |
oct | 232503731 |
9 | 84242867 |
10 | 40536025 |
11 | 20977352 |
12 | 116aa421 |
13 | 852381a |
14 | 5552865 |
15 | 385aa1a |
hex | 26a87d9 |
40536025 has 24 divisors (see below), whose sum is σ = 53816000. Its totient is φ = 30196800.
The previous prime is 40536017. The next prime is 40536031. The reversal of 40536025 is 52063504.
It is not a de Polignac number, because 40536025 - 23 = 40536017 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28276 + ... + 29674.
Almost surely, 240536025 is an apocalyptic number.
It is an amenable number.
40536025 is a deficient number, since it is larger than the sum of its proper divisors (13279975).
40536025 is a wasteful number, since it uses less digits than its factorization.
40536025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1489 (or 1484 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 40536025 is about 6366.7907928563. The cubic root of 40536025 is about 343.5160656287.
Adding to 40536025 its reverse (52063504), we get a palindrome (92599529).
The spelling of 40536025 in words is "forty million, five hundred thirty-six thousand, twenty-five".
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