Base | Representation |
---|---|
bin | 10011100100000010000000 |
3 | 100122112201210 |
4 | 103210002000 |
5 | 2303101240 |
6 | 301530120 |
7 | 61406241 |
oct | 23440200 |
9 | 10575653 |
10 | 5128320 |
11 | 2992a8a |
12 | 1873940 |
13 | 10a7312 |
14 | 976cc8 |
15 | 6b4780 |
hex | 4e4080 |
5128320 has 64 divisors (see below), whose sum is σ = 16352640. Its totient is φ = 1367040.
The previous prime is 5128307. The next prime is 5128327. The reversal of 5128320 is 238215.
It is a tau number, because it is divible by the number of its divisors (64).
It is not an unprimeable number, because it can be changed into a prime (5128327) 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, 585 + ... + 3255.
It is an arithmetic number, because the mean of its divisors is an integer number (255510).
Almost surely, 25128320 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 5128320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8176320).
5128320 is an abundant number, since it is smaller than the sum of its proper divisors (11224320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5128320 is a wasteful number, since it uses less digits than its factorization.
5128320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2693 (or 2681 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 5128320 is about 2264.5794311527. The cubic root of 5128320 is about 172.4480835154.
The spelling of 5128320 in words is "five million, one hundred twenty-eight thousand, three hundred twenty".
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