Base | Representation |
---|---|
bin | 1010100001100… |
… | …0111110111101 |
3 | 10002001200011100 |
4 | 2220120332331 |
5 | 42300030100 |
6 | 4214043313 |
7 | 1044130260 |
oct | 250307675 |
9 | 102050140 |
10 | 44142525 |
11 | 22a0aa29 |
12 | 12949539 |
13 | 91b724b |
14 | 5c10cd7 |
15 | 3d1e400 |
hex | 2a18fbd |
44142525 has 36 divisors (see below), whose sum is σ = 90362272. Its totient is φ = 20178720.
The previous prime is 44142521. The next prime is 44142547. The reversal of 44142525 is 52524144.
It is not a de Polignac number, because 44142525 - 22 = 44142521 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44142521) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12439 + ... + 15588.
Almost surely, 244142525 is an apocalyptic number.
44142525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
44142525 is an abundant number, since it is smaller than the sum of its proper divisors (46219747).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44142525 is a wasteful number, since it uses less digits than its factorization.
44142525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28050 (or 28042 counting only the distinct ones).
The product of its digits is 6400, while the sum is 27.
The square root of 44142525 is about 6643.9841209925. The cubic root of 44142525 is about 353.4156067065.
Adding to 44142525 its reverse (52524144), we get a palindrome (96666669).
The spelling of 44142525 in words is "forty-four million, one hundred forty-two thousand, five hundred twenty-five".
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