7688889 is an odd 7-digits composite number following 7688888
and preceding 7688890 . In scientific notation, it is written as 7.688889 × 10^6.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 4731552 positive integers (up to 7688889) that are relatively prime to 7688889.
7688889 has 12 divisors, whose sum is 11960676
The reverse of 7688889 is 9888867
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 54
Digital Root 9
Name
seven million six hundred eighty-eight thousand eight hundred eighty-nine
Scientific notation
7.688889 × 10^6
Engineering notation
7.688889 × 10^6
Prime Factorization
3 × 3 × 13 × 65717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2562963
Product of the distinct prime numbers
The prime factorization of 7688889 is 3 × 3 × 13 × 65717.
Since it has a total of 4 prime factors.
8 , 3 , 10 , 62 , 781 , 457 , 2243 , 9212 , 5904 , 42574 , 313975 , 612943 , 2816331 , 8854224 , 76793947 , 27244253 , 729674197 , 877080541 , 2984971114 , 544347908
n×2
15377778
n×3
23066667
n×4
30755556
n×5
38444445
n÷2
3844444.5
n÷3
2562963
n÷3
1922222.25
n÷5
1537777.8
n2
59119014054321
n3
4.5455953685311E+20
n4
3.495057822755E+27
n5
2.6873111647745E+34
2 √n
2772.8845991133
3 √n
197.37305520628
4 √n
52.658186439654
5 √n
23.832671026326
1 , 3 , 9 , 13 , 39 , 117 , 65717 , 197151 , 591453 , 854321 , 2562963 , 7688889
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7688888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7688889 can be divided by 12 positive divisors.
The sum of these divisors (counting 7688889) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11101010101001010111001
3
Ternary
112110122011200
4
Quaternary
131111022321
5
Quinary
3432021024
6
Senary
432444413
8
Octal
35251271
10
Decimal
7688889
12
Duodecimal
26a9709
16
Hexadecimal
7552b9
20
Vigesimal
281249
36
Base36
4kss9
md5
2edb8a093b18ffd8fe61e32cfb2a3eda
sha1
54cad5a3e893a95edc371e9f306eb214f0b18117
sha256
3cb64f830810f2571fb2d6023c3954ef7ab959f8cec6efe96a8ba6b7687af480
sha512
ba59688653f960f36c2f6e7e970cbe2362dc029f5d1ede04c150cabdd480fb28b9d12eb79ed9261dc66b4c712510c1cdbf57e19cc65b34943cd954e7419fca7a
ripemd-160
3458d88d433970d96af957c886b73f67dd45e497
Diameter
15377778
Circumference
48310714.393335
Area
1.8572786024053E+14
Volume
1.9040545354626E+21
Surface area
7.4291144096211E+14
Circumference
48310714.393335
Perimeter
30755556
Area
59119014054321
Diagonal
10873731.103381
Surface area
354714084325926
Volume
4.5455953685311E+20
Space diagonal
13317546.401757
Perimeter
23066667
Area
25599284008866
Altitude
6658773.2008787
Surface area
25599284008866
Volume
5.3570355160309E+19
Height
3624577.0344604