80198981 is an odd 8-digits composite number following 80198980
and preceding 80198982 . In scientific notation, it is written as 8.0198981 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 75550320 positive integers (up to 80198981) that are relatively prime to 80198981.
80198981 has 8 divisors, whose sum is 84895200
The reverse of 80198981 is 18989108
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty million one hundred ninety-eight thousand nine hundred eighty-one
Scientific notation
8.0198981 × 10^7
Engineering notation
8.0198981 × 10^6
Prime Factorization
19 × 179 × 23581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80198981
Product of the distinct prime numbers
The prime factorization of 80198981 is 19 × 179 × 23581.
Since it has a total of 3 prime factors.
1 , 5 , 45 , 5 , 930 , 448 , 8745 , 7052 , 84730 , 50690 , 169019 , 48928 , 1309035 , 7083845 , 57599282 , 24724222 , 502378938 , 771657418 , 6312109353 , 95184818
n×2
160397962
n×3
240596943
n×4
320795924
n×5
400994905
n÷2
40099490.5
n÷3
26732993.666667
n÷3
20049745.25
n÷5
16039796.2
n2
6431876553438361
n3
5.1582994550355E+23
n4
4.136903599867E+31
n5
3.3177545320457E+39
2 √n
8955.3883779544
3 √n
431.2438852035
4 √n
94.632913819423
5 √n
38.091999507557
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
-80198980
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 80198981 can be divided by 8 positive divisors.
The sum of these divisors (counting 80198981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001111011110101000101
3
Ternary
12120220112022122
4
Quaternary
10301323311011
5
Quinary
131012331411
6
Senary
11542535325
8
Octal
461736505
10
Decimal
80198981
12
Duodecimal
22a37545
16
Hexadecimal
4c7bd45
20
Vigesimal
1514h91
36
Base36
1bqxxh
md5
1046af2fa25cf16a9a90ab18515c38c3
sha1
b84cfe666f6c7c52365a88a12e69ffb3fe9c8745
sha256
dcbaff546cba8b203a7c5f4aba5be70c63a1a6fb0393de6a7474595d2591cc99
sha512
c4d99f0cd12b669aaca7a4dfa1bacd6dc3233993b6a9c0d0983f9a0feee34b9e0ef2362b867b84f5a4fba4f359c2f132aefa1a763f839e70a965c0bb427f4400
ripemd-160
c38bbb70695eb39c93a2287e5c640a11202a28a0
Diameter
160397962
Circumference
503905059.06997
Area
2.0206336129078E+16
Volume
2.1607034230608E+24
Surface area
8.0825344516314E+16
Circumference
503905059.06997
Perimeter
320795924
Area
6431876553438361
Diagonal
113418486.6187
Surface area
38591259320630166
Volume
5.1582994550355E+23
Space diagonal
138908709.80725
Perimeter
240596943
Area
2.7850842446416E+15
Altitude
69454354.903626
Surface area
2.7850842446416E+15
Volume
6.0791142067441E+22
Height
37806162.206234