Base | Representation |
---|---|
bin | 1001110001101100… |
… | …10011111011001100 |
3 | 111112210102001022020 |
4 | 10320312103323030 |
5 | 41222133310110 |
6 | 2224454250140 |
7 | 244032313161 |
oct | 47066237314 |
9 | 14483361266 |
10 | 5248728780 |
11 | 2253852689 |
12 | 1025956950 |
13 | 658547799 |
14 | 37b12a068 |
15 | 20abd8d70 |
hex | 138d93ecc |
5248728780 has 96 divisors (see below), whose sum is σ = 15179560704. Its totient is φ = 1354262784.
The previous prime is 5248728769. The next prime is 5248728787. The reversal of 5248728780 is 878278425.
It is not an unprimeable number, because it can be changed into a prime (5248728787) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266554 + ... + 285566.
It is an arithmetic number, because the mean of its divisors is an integer number (158120424).
Almost surely, 25248728780 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 5248728780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7589780352).
5248728780 is an abundant number, since it is smaller than the sum of its proper divisors (9930831924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5248728780 is a wasteful number, since it uses less digits than its factorization.
5248728780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19175 (or 19173 counting only the distinct ones).
The product of its (nonzero) digits is 2007040, while the sum is 51.
The square root of 5248728780 is about 72448.1109484574. The cubic root of 5248728780 is about 1737.8730319261.
The spelling of 5248728780 in words is "five billion, two hundred forty-eight million, seven hundred twenty-eight thousand, seven hundred eighty".
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