Base | Representation |
---|---|
bin | 11111010100100… |
… | …100011100001110 |
3 | 1100121210110001110 |
4 | 133110210130032 |
5 | 2034011021323 |
6 | 124050552450 |
7 | 16010361453 |
oct | 3724443416 |
9 | 1317713043 |
10 | 525485838 |
11 | 24a694319 |
12 | 127b98726 |
13 | 84b39487 |
14 | 4db0b82a |
15 | 311ee793 |
hex | 1f52470e |
525485838 has 8 divisors (see below), whose sum is σ = 1050971688. Its totient is φ = 175161944.
The previous prime is 525485837. The next prime is 525485879. The reversal of 525485838 is 838584525.
It is a sphenic number, since it is the product of 3 distinct primes.
525485838 is an admirable number.
It is a super-2 number, since 2×5254858382 = 552270731877124488, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (525485837) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43790481 + ... + 43790492.
It is an arithmetic number, because the mean of its divisors is an integer number (131371461).
Almost surely, 2525485838 is an apocalyptic number.
525485838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
525485838 is a wasteful number, since it uses less digits than its factorization.
525485838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87580978.
The product of its digits is 1536000, while the sum is 48.
The square root of 525485838 is about 22923.4778774949. The cubic root of 525485838 is about 806.9630923053.
The spelling of 525485838 in words is "five hundred twenty-five million, four hundred eighty-five thousand, eight hundred thirty-eight".
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