Base | Representation |
---|---|
bin | 1001110110011100… |
… | …00100111010011101 |
3 | 111122120021022020120 |
4 | 10323032010322131 |
5 | 41312324410211 |
6 | 2232435105153 |
7 | 245024422530 |
oct | 47316047235 |
9 | 14576238216 |
10 | 5288513181 |
11 | 2274256256 |
12 | 10371421b9 |
13 | 663867153 |
14 | 382524a17 |
15 | 20e446d06 |
hex | 13b384e9d |
5288513181 has 24 divisors (see below), whose sum is σ = 8505163584. Its totient is φ = 2862950400.
The previous prime is 5288513149. The next prime is 5288513189. The reversal of 5288513181 is 1813158825.
It is not a de Polignac number, because 5288513181 - 25 = 5288513149 is a prime.
It is a super-3 number, since 3×52885131813 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5288513189) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341220 + ... + 356381.
It is an arithmetic number, because the mean of its divisors is an integer number (354381816).
Almost surely, 25288513181 is an apocalyptic number.
It is an amenable number.
5288513181 is a deficient number, since it is larger than the sum of its proper divisors (3216650403).
5288513181 is a wasteful number, since it uses less digits than its factorization.
5288513181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 697649 (or 697630 counting only the distinct ones).
The product of its digits is 76800, while the sum is 42.
The square root of 5288513181 is about 72722.1643036014. The cubic root of 5288513181 is about 1742.2529038468.
It can be divided in two parts, 52885 and 13181, that added together give a palindrome (66066).
The spelling of 5288513181 in words is "five billion, two hundred eighty-eight million, five hundred thirteen thousand, one hundred eighty-one".
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