Base | Representation |
---|---|
bin | 1110010010101010… |
… | …00011111011100100 |
3 | 201210201112222211100 |
4 | 13021111003323210 |
5 | 111203203140321 |
6 | 3305204440100 |
7 | 361064643342 |
oct | 71125037344 |
9 | 21721488740 |
10 | 7672708836 |
11 | 3288053791 |
12 | 15a16a9030 |
13 | 9537ab300 |
14 | 52b02c992 |
15 | 2ed8ea326 |
hex | 1c9543ee4 |
7672708836 has 81 divisors (see below), whose sum is σ = 21020299209. Its totient is φ = 2358731232.
The previous prime is 7672708831. The next prime is 7672708837. The reversal of 7672708836 is 6388072767.
The square root of 7672708836 is 87594.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 1135016100 + 6537692736 = 33690^2 + 80856^2 .
It is not an unprimeable number, because it can be changed into a prime (7672708831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6831771 + ... + 6832893.
Almost surely, 27672708836 is an apocalyptic number.
7672708836 is the 87594-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7672708836
7672708836 is an abundant number, since it is smaller than the sum of its proper divisors (13347590373).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7672708836 is a wasteful number, since it uses less digits than its factorization.
7672708836 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2282 (or 1141 counting only the distinct ones).
The product of its (nonzero) digits is 4741632, while the sum is 54.
The cubic root of 7672708836 is about 1972.3451021699.
The spelling of 7672708836 in words is "seven billion, six hundred seventy-two million, seven hundred eight thousand, eight hundred thirty-six".
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