7989742 is an even 7-digits composite number following 7989741
and preceding 7989743 . In scientific notation, it is written as 7.989742 × 10^6.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 3990744 positive integers (up to 7989742) that are relatively prime to 7989742.
7989742 has 8 divisors, whose sum is 11997000
The reverse of 7989742 is 2479897
Previous prime number is 1549
Is Prime? no
Number parity even
Number length 7
Sum of Digits 46
Digital Root 1
Name
seven million nine hundred eighty-nine thousand seven hundred forty-two
Scientific notation
7.989742 × 10^6
Engineering notation
7.989742 × 10^6
Prime Factorization
2 × 1549 × 2579
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7989742
Product of the distinct prime numbers
The prime factorization of 7989742 is 2 × 1549 × 2579.
Since it has a total of 3 prime factors.
6 , 4 , 69 , 4 , 728 , 85 , 9044 , 5610 , 84350 , 75897 , 895839 , 169057 , 6295511 , 6938661 , 66412877 , 70985252 , 969882510 , 387799905 , 1306704783 , 2183743375
n×2
15979484
n×3
23969226
n×4
31958968
n×5
39948710
n÷2
3994871
n÷3
2663247.3333333
n÷3
1997435.5
n÷5
1597948.4
n2
63835977226564
n3
5.1003298835812E+20
n4
4.0750319884704E+27
n5
3.2558454229625E+34
2 √n
2826.6131677327
3 √n
199.91448010362
4 √n
53.165902303382
5 √n
24.016324950219
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7989741
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989742 can be divided by 8 positive divisors.
The sum of these divisors (counting 7989742) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110011110100111101110
3
Ternary
120000220212101
4
Quaternary
132132213232
5
Quinary
4021132432
6
Senary
443125314
8
Octal
36364756
10
Decimal
7989742
12
Duodecimal
281383a
16
Hexadecimal
79e9ee
20
Vigesimal
29ie72
36
Base36
4r8xa
md5
bfd2b46bf5075ebcedcfeecdd2449947
sha1
7269b122e6baf7a2d983332685933f31edbc7419
sha256
6c001e7173d5123902c69b391632ee0b0d48dc55a5c935883e7f26b8af365cf8
sha512
a868da28e255fd2f5f3f88ad2d391c4fd6548e56b99d868475847a9458fff4ab93dd3a425564f988a1ffb88d26909a1043e95d968eff9d21119f97c58ba77a21
ripemd-160
9fbfe7a4d0b37b2afcd5fb2912115ecc826e3db5
Diameter
15979484
Circumference
50201029.542556
Area
2.005466370897E+14
Volume
2.1364211857524E+21
Surface area
8.021865483588E+14
Circumference
50201029.542556
Perimeter
31958968
Area
63835977226564
Diagonal
11299201.496262
Surface area
383015863359384
Volume
5.1003298835812E+20
Space diagonal
13838639.083367
Perimeter
23969226
Area
27641788976805
Altitude
6919319.5416835
Surface area
27641788976805
Volume
6.0107964116145E+19
Height
3766400.498754