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538285060 = 22587730689
BaseRepresentation
bin100000000101011…
…001010000000100
31101111212201021201
4200011121100010
52100300110220
6125225152244
716224230125
oct4005312004
91344781251
10538285060
11256936595
1213032b684
138769b191
14516c004c
15323cbd0a
hex20159404

538285060 has 24 divisors (see below), whose sum is σ = 1131724440. Its totient is φ = 215061504.

The previous prime is 538285057. The next prime is 538285061. The reversal of 538285060 is 60582835.

It can be written as a sum of positive squares in 4 ways, for example, as 307791936 + 230493124 = 17544^2 + 15182^2 .

It is not an unprimeable number, because it can be changed into a prime (538285061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196 + ... + 32884.

It is an arithmetic number, because the mean of its divisors is an integer number (47155185).

Almost surely, 2538285060 is an apocalyptic number.

It is an amenable number.

538285060 is an abundant number, since it is smaller than the sum of its proper divisors (593439380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538285060 is a wasteful number, since it uses less digits than its factorization.

538285060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31575 (or 31573 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 538285060 is about 23200.9711003656. The cubic root of 538285060 is about 813.4623220279.

The spelling of 538285060 in words is "five hundred thirty-eight million, two hundred eighty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 877 1754 3508 4385 8770 17540 30689 61378 122756 153445 306890 613780 26914253 53828506 107657012 134571265 269142530 538285060