Base | Representation |
---|---|
bin | 1100100110101… |
… | …0010111101000 |
3 | 10200110210110000 |
4 | 3021222113220 |
5 | 102013130423 |
6 | 5125023000 |
7 | 1211224605 |
oct | 311522750 |
9 | 120423400 |
10 | 52864488 |
11 | 27927966 |
12 | 15854a60 |
13 | ac4c181 |
14 | 70416ac |
15 | 4993843 |
hex | 326a5e8 |
52864488 has 80 divisors (see below), whose sum is σ = 154550880. Its totient is φ = 16850592.
The previous prime is 52864481. The next prime is 52864523. The reversal of 52864488 is 88446825.
52864488 is a `hidden beast` number, since 528 + 6 + 44 + 88 = 666.
52864488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-5 number, since 5×528644885 (a number of 40 digits) contains 55555 as substring.
It is not an unprimeable number, because it can be changed into a prime (52864481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13131 + ... + 16677.
It is an arithmetic number, because the mean of its divisors is an integer number (1931886).
Almost surely, 252864488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52864488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77275440).
52864488 is an abundant number, since it is smaller than the sum of its proper divisors (101686392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52864488 is a wasteful number, since it uses less digits than its factorization.
52864488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3588 (or 3575 counting only the distinct ones).
The product of its digits is 491520, while the sum is 45.
The square root of 52864488 is about 7270.7969301859. The cubic root of 52864488 is about 375.3081626926.
The spelling of 52864488 in words is "fifty-two million, eight hundred sixty-four thousand, four hundred eighty-eight".
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