442647981 is an odd 9-digits composite number following 442647980
and preceding 442647982 . In scientific notation, it is written as 4.42647981 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 291362760 positive integers (up to 442647981) that are relatively prime to 442647981.
442647981 has 8 divisors, whose sum is 498057600
The reverse of 442647981 is 189746244
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
four hundred forty-two million six hundred forty-seven thousand nine hundred eighty-one
Scientific notation
4.42647981 × 10^8
Engineering notation
4.42647981 × 10^6
Prime Factorization
9 × 79 × 622571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
442647981
Product of the distinct prime numbers
The prime factorization of 442647981 is 9 × 79 × 622571.
Since it has a total of 3 prime factors.
7 , 7 , 18 , 98 , 127 , 845 , 6025 , 275 , 55969 , 30240 , 534402 , 78409 , 9490068 , 929022 , 41423439 , 33014531 , 336144994 , 263408268 , 704278970 , 109363587
n×2
885295962
n×3
1327943943
n×4
1770591924
n×5
2213239905
n÷2
221323990.5
n÷3
147549327
n÷3
110661995.25
n÷5
88529596.2
n2
195937235083376361
n3
8.6731221512379E+25
n4
3.8391400092118E+34
n5
1.6993875738539E+43
2 √n
21039.201054223
3 √n
762.11322123608
4 √n
145.04896088639
5 √n
53.605789610727
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
-442647980
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 442647981 can be divided by 8 positive divisors.
The sum of these divisors (counting 442647981) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010011000100100010110101101
3
Ternary
1010211220211212200
4
Quaternary
122120210112231
5
Quinary
1401304213411
6
Senary
111531252113
8
Octal
3230442655
10
Decimal
442647981
12
Duodecimal
1042aa039
16
Hexadecimal
1a6245ad
20
Vigesimal
6i6ajj1
36
Base36
7bjhd9
md5
3b23d6bab4b2bf6cdaec8c1318bba8e5
sha1
dfaddcdeda4de7f72bc95b901c91705649b4cf1b
sha256
709ec2be789deb55616613d51235a9013b73fe4cfae15dfc4c67aa67010e133b
sha512
b8da7e200bd3973173fb978d4849ffb43bb7489fbbaae96de0ef9dbf00a6f139eefb33b164401a1ad04d7b224306ea5db3dfebd57a0fde2b48e1904f7ae69c7e
ripemd-160
69fe8a2aae7537c278792d9d60345bd261b1d042
Diameter
885295962
Circumference
2781239290.4719
Area
6.1555497830263E+17
Volume
3.6329889112021E+26
Surface area
2.4622199132105E+18
Circumference
2781239290.4719
Perimeter
1770591924
Area
195937235083376361
Diagonal
625998778.08727
Surface area
1175623410500258166
Volume
8.6731221512379E+25
Space diagonal
766688792.95978
Perimeter
1327943943
Area
8.4843311564744E+16
Altitude
383344396.47989
Surface area
8.4843311564744E+16
Volume
1.0221372478666E+25
Height
208666259.36242