Base | Representation |
---|---|
bin | 10001111101010001… |
… | …10110011100100000 |
3 | 220212212220221112122 |
4 | 20332220312130200 |
5 | 124221023041002 |
6 | 4232352243412 |
7 | 460623465200 |
oct | 107650663440 |
9 | 26785827478 |
10 | 9640830752 |
11 | 40a7aa7923 |
12 | 1a50840568 |
13 | ba84738a7 |
14 | 67658a400 |
15 | 3b65b26a2 |
hex | 23ea36720 |
9640830752 has 36 divisors (see below), whose sum is σ = 22079227590. Its totient is φ = 4131783936.
The previous prime is 9640830743. The next prime is 9640830757. The reversal of 9640830752 is 2570380469.
It can be written as a sum of positive squares in only one way, i.e., 7893256336 + 1747574416 = 88844^2 + 41804^2 .
It is not an unprimeable number, because it can be changed into a prime (9640830757) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3072677 + ... + 3075812.
Almost surely, 29640830752 is an apocalyptic number.
It is an amenable number.
9640830752 is an abundant number, since it is smaller than the sum of its proper divisors (12438396838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9640830752 is a wasteful number, since it uses less digits than its factorization.
9640830752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6148513 (or 6148498 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 44.
The square root of 9640830752 is about 98187.7321868674. The cubic root of 9640830752 is about 2128.3260119173.
Adding to 9640830752 its reverse (2570380469), we get a palindrome (12211211221).
The spelling of 9640830752 in words is "nine billion, six hundred forty million, eight hundred thirty thousand, seven hundred fifty-two".
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