81194098 is an even 8-digits composite number following 81194097
and preceding 81194099 . In scientific notation, it is written as 8.1194098 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 39733236 positive integers (up to 81194098) that are relatively prime to 81194098.
81194098 has 8 divisors, whose sum is 124382592
The reverse of 81194098 is 89049118
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-one million one hundred ninety-four thousand ninety-eight
Scientific notation
8.1194098 × 10^7
Engineering notation
8.1194098 × 10^6
Prime Factorization
2 × 47 × 863767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81194098
Product of the distinct prime numbers
The prime factorization of 81194098 is 2 × 47 × 863767.
Since it has a total of 3 prime factors.
4 , 9 , 22 , 5 , 748 , 205 , 5977 , 4517 , 78584 , 31800 , 846993 , 270621 , 5655049 , 7230565 , 57975356 , 60488360 , 626714267 , 563049559 , 9912053137 , 2075095609
n×2
162388196
n×3
243582294
n×4
324776392
n×5
405970490
n÷2
40597049
n÷3
27064699.333333
n÷3
20298524.5
n÷5
16238819.6
n2
6592481550033604
n3
5.3527059303662E+23
n4
4.3460812987533E+31
n5
3.5287615088695E+39
2 √n
9010.7767700682
3 √n
433.02019757617
4 √n
94.925111377697
5 √n
38.18606366608
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
-81194097
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 81194098 can be divided by 8 positive divisors.
The sum of these divisors (counting 81194098) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101101110110001110010
3
Ternary
12122210002100211
4
Quaternary
10311232301302
5
Quinary
131241202343
6
Senary
12020134334
8
Octal
465566162
10
Decimal
81194098
12
Duodecimal
232373aa
16
Hexadecimal
4d6ec72
20
Vigesimal
157954i
36
Base36
1cc9rm
md5
af284e4fcc5142d518267e8ce610136a
sha1
24629aa247cbe141d9948950863842766de42ecd
sha256
c324774aa662cccd8220828fa7fbfcde373e54c2aa59012a7099b767001f6d8c
sha512
6921a16365c46cb393529f03f975f51e86d53588fd09713a990e9e6d93beb46abd9a3668d699f0b741944596b5d309bd3004651d6a0472bd540ed92b9affe6fb
ripemd-160
810ff15784b2e2e64f7038c5b66693fbd9bb2a70
Diameter
162388196
Circumference
510157563.5833
Area
2.0710891606512E+16
Volume
2.242136217022E+24
Surface area
8.2843566426047E+16
Circumference
510157563.5833
Perimeter
324776392
Area
6592481550033604
Diagonal
114825794.57625
Surface area
39554889300201624
Volume
5.3527059303662E+23
Space diagonal
140632303.01073
Perimeter
243582294
Area
2.8546282481547E+15
Altitude
70316151.505363
Surface area
2.8546282481547E+15
Volume
6.308224435099E+22
Height
38275264.85875