45947981 is an odd 8-digits composite number following 45947980
and preceding 45947982 . In scientific notation, it is written as 4.5947981 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 45911100 positive integers (up to 45947981) that are relatively prime to 45947981.
45947981 has 4 divisors, whose sum is 45984864
The reverse of 45947981 is 18974954
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-five million nine hundred forty-seven thousand nine hundred eighty-one
Scientific notation
4.5947981 × 10^7
Engineering notation
4.5947981 × 10^6
Prime Factorization
1291 × 35591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
45947981
Product of the distinct prime numbers
The prime factorization of 45947981 is 1291 × 35591.
Since it has a total of 2 prime factors.
8 , 7 , 22 , 39 , 831 , 11 , 7050 , 780 , 19742 , 54546 , 895770 , 19660 , 3326901 , 274091 , 26263101 , 54431783 , 717142402 , 353004662 , 7242471730 , 7351991507
n×2
91895962
n×3
137843943
n×4
183791924
n×5
229739905
n÷2
22973990.5
n÷3
15315993.666667
n÷3
11486995.25
n÷5
9189596.2
n2
2111216957976361
n3
9.7006156671976E+22
n4
4.457237043647E+30
n5
2.0480104299399E+38
2 √n
6778.4940067835
3 √n
358.16967342793
4 √n
82.331610009665
5 √n
34.0763669721
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-45947980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 45947981 can be divided by 4 positive divisors.
The sum of these divisors (counting 45947981) is 1, the average is 0.25.
Base
System
Value
2
Binary
10101111010001110001001101
3
Ternary
10012110101210002
4
Quaternary
2233101301031
5
Quinary
43230313411
6
Senary
4320454045
8
Octal
257216115
10
Decimal
45947981
12
Duodecimal
1347a325
16
Hexadecimal
2bd1c4d
20
Vigesimal
e739j1
36
Base36
rctot
md5
d84a5cc4e9e86fc35d433246553c4054
sha1
7b2f38f4312a12d3dc892f6ed13f48fa34cb4d29
sha256
2267c21c9b57bf9cc1efc0cd7c9401da06db5ec16638b039f6fe90de5be37951
sha512
b3b13ab41b6ad6e2d772b2313e811ce21fb9e4aea4098bfc4870c0c96e8a9fd0df2e46f6954fd4aafc66e98b03a3ee379aa441b9e94a3949cb789cd8da04b4fc
ripemd-160
c16383daddaf55982e5fe708891ad596179f8371
Diameter
91895962
Circumference
288699679.11377
Area
6.6325836853127E+15
Volume
4.0633843887155E+23
Surface area
2.6530334741251E+16
Circumference
288699679.11377
Perimeter
183791924
Area
2111216957976361
Diagonal
64980257.893861
Surface area
12667301747858166
Volume
9.7006156671976E+22
Space diagonal
79584237.597209
Perimeter
137843943
Area
9.1418375925402E+14
Altitude
39792118.798605
Surface area
9.1418375925402E+14
Volume
1.1432285199933E+22
Height
21660085.96462