81498093 is an odd 8-digits composite number following 81498092
and preceding 81498094 . In scientific notation, it is written as 8.1498093 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 54311184 positive integers (up to 81498093) that are relatively prime to 81498093.
81498093 has 8 divisors, whose sum is 108705888
The reverse of 81498093 is 39089418
Previous prime number is 4933
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-one million four hundred ninety-eight thousand ninety-three
Scientific notation
8.1498093 × 10^7
Engineering notation
8.1498093 × 10^6
Prime Factorization
3 × 4933 × 5507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81498093
Product of the distinct prime numbers
The prime factorization of 81498093 is 3 × 4933 × 5507.
Since it has a total of 3 prime factors.
6 , 10 , 48 , 58 , 234 , 76 , 3269 , 4290 , 32571 , 74763 , 481005 , 842376 , 9608284 , 6192761 , 2739141 , 36417149 , 168597228 , 760786238 , 5001157069 , 795067377
n×2
162996186
n×3
244494279
n×4
325992372
n×5
407490465
n÷2
40749046.5
n÷3
27166031
n÷3
20374523.25
n÷5
16299618.6
n2
6641939162636649
n3
5.413053755769E+23
n4
4.4115355840166E+31
n5
3.59531737299E+39
2 √n
9027.6294230545
3 √n
433.55994137137
4 √n
95.013838060856
5 √n
38.214615067518
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
-81498092
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 81498093 can be divided by 8 positive divisors.
The sum of these divisors (counting 81498093) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110111000111111101101
3
Ternary
12200100112100220
4
Quaternary
10312320333231
5
Quinary
131330414333
6
Senary
12030441553
8
Octal
466707755
10
Decimal
81498093
12
Duodecimal
233632b9
16
Hexadecimal
4db8fed
20
Vigesimal
159754d
36
Base36
1cisbx
md5
d24245c2969ec1cd9fbb9108db26ab5c
sha1
856a68351d7d67e843b573c6cc9f52450b7081e9
sha256
9136af381a0be9f89fa5104616e0339165657438f1eb26d557b2ad5439bde9d2
sha512
1475d7779ed6f6a753405105566aa9ed624a4a0fc25f2fffefb9f3240db4ac5cefbe83e0709dc5c1b9f562bc731f71def2938b05066aecc4ced1a4c780579b99
ripemd-160
1f0c5904455fb77d7a77cddfcabec86ff4b438ed
Diameter
162996186
Circumference
512067620.50076
Area
2.086626727893E+16
Volume
2.2674146550148E+24
Surface area
8.3465069115719E+16
Circumference
512067620.50076
Perimeter
325992372
Area
6641939162636649
Diagonal
115255708.42814
Surface area
39851634975819894
Volume
5.413053755769E+23
Space diagonal
141158837.79597
Perimeter
244494279
Area
2.876044022617E+15
Altitude
70579418.897987
Surface area
2.876044022617E+15
Volume
6.379345029386E+22
Height
38418569.476048