Base | Representation |
---|---|
bin | 100000000110100… |
… | …000100010101000 |
3 | 1101112102112211200 |
4 | 200012200202220 |
5 | 2100333431224 |
6 | 125235324200 |
7 | 16226554344 |
oct | 4006404250 |
9 | 1345375750 |
10 | 538577064 |
11 | 257015a13 |
12 | 130450660 |
13 | 8777106c |
14 | 51758624 |
15 | 324385c9 |
hex | 201a08a8 |
538577064 has 96 divisors (see below), whose sum is σ = 1513649280. Its totient is φ = 172876032.
The previous prime is 538577047. The next prime is 538577087. The reversal of 538577064 is 460775835.
538577064 is a `hidden beast` number, since 538 + 57 + 7 + 0 + 64 = 666.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224817 + ... + 227199.
It is an arithmetic number, because the mean of its divisors is an integer number (15767180).
Almost surely, 2538577064 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 538577064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756824640).
538577064 is an abundant number, since it is smaller than the sum of its proper divisors (975072216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538577064 is a wasteful number, since it uses less digits than its factorization.
538577064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2511 (or 2504 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 45.
The square root of 538577064 is about 23207.2631734119. The cubic root of 538577064 is about 813.6093886602.
The spelling of 538577064 in words is "five hundred thirty-eight million, five hundred seventy-seven thousand, sixty-four".
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