Base | Representation |
---|---|
bin | 1100011010101… |
… | …1000110101000 |
3 | 10121222222210022 |
4 | 3012223012220 |
5 | 101313043224 |
6 | 5100140012 |
7 | 1201452560 |
oct | 306530650 |
9 | 117888708 |
10 | 52081064 |
11 | 27442302 |
12 | 15537608 |
13 | aa366c9 |
14 | 6cb9da0 |
15 | 488b65e |
hex | 31ab1a8 |
52081064 has 64 divisors (see below), whose sum is σ = 119180160. Its totient is φ = 20828160.
The previous prime is 52081063. The next prime is 52081069. The reversal of 52081064 is 46018025.
It is not an unprimeable number, because it can be changed into a prime (52081061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215984 + ... + 216224.
It is an arithmetic number, because the mean of its divisors is an integer number (1862190).
Almost surely, 252081064 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 52081064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59590080).
52081064 is an abundant number, since it is smaller than the sum of its proper divisors (67099096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52081064 is a wasteful number, since it uses less digits than its factorization.
52081064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 498 (or 494 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 52081064 is about 7216.7211391324. The cubic root of 52081064 is about 373.4449715737. Note that the first 3 decimals are identical.
Adding to 52081064 its reverse (46018025), we get a palindrome (98099089).
The spelling of 52081064 in words is "fifty-two million, eighty-one thousand, sixty-four".
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