81799092 is an even 8-digits composite number following 81799091
and preceding 81799093 . In scientific notation, it is written as 8.1799092 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 26992800 positive integers (up to 81799092) that are relatively prime to 81799092.
81799092 has 24 divisors, whose sum is 149940000
The reverse of 81799092 is 29099718
Previous prime number is 101
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-one million seven hundred ninety-nine thousand ninety-two
Scientific notation
8.1799092 × 10^7
Engineering notation
8.1799092 × 10^6
Prime Factorization
2 × 2 × 27 × 101 × 7499
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40899546
Product of the distinct prime numbers
The prime factorization of 81799092 is 2 × 2 × 27 × 101 × 7499.
Since it has a total of 5 prime factors.
2 , 8 , 42 , 50 , 536 , 73 , 9830 , 5772 , 25782 , 95265 , 640049 , 711423 , 4779596 , 7180632 , 29283140 , 62878239 , 907355759 , 684343197 , 9524785089 , 5149432189
n×2
163598184
n×3
245397276
n×4
327196368
n×5
408995460
n÷2
40899546
n÷3
27266364
n÷3
20449773
n÷5
16359818.4
n2
6691091452024464
n3
5.4732520526456E+23
n4
4.4770704819355E+31
n5
3.6622030024233E+39
2 √n
9044.2850463704
3 √n
434.09304495619
4 √n
95.101446079281
5 √n
38.242801261761
1 , 2 , 4 , 27 , 54 , 101 , 108 , 202 , 404 , 2727 , 5454 , 7499 , 10908 , 14998 , 29996 , 202473 , 404946 , 757399 , 809892 , 1514798 , 3029596 , 20449773 , 40899546 , 81799092
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81799091
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81799092 can be divided by 24 positive divisors.
The sum of these divisors (counting 81799092) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111000000010011110110100
3
Ternary
12200220211021000
4
Quaternary
10320002132310
5
Quinary
131420032332
6
Senary
12041123300
8
Octal
470023664
10
Decimal
81799092
12
Duodecimal
23489530
16
Hexadecimal
4e027b4
20
Vigesimal
15b4hec
36
Base36
1cp8l0
md5
188fa83b0d47639dd079e4ed5259abe7
sha1
81e96cc3f585aa21366258ac54df275cdf435739
sha256
21dbe46f58362368c3472d63d8d22ad95dedfff5aa30f9e469e6ddaeca76f0c1
sha512
e338e7f7c45d7b7fc9c92802fb8832d5d4a801a8ab0346b51fc2c7d8f497b6c62379555b27041b1fc97b3af0ac7c5e2053bea4d0458cf672b13f4cc627fa5709
ripemd-160
fab6eb83c67280e9c34f63ecac1a51ced4689ab8
Diameter
163598184
Circumference
513958852.99503
Area
2.1020683750178E+16
Volume
2.2926304586449E+24
Surface area
8.408273500071E+16
Circumference
513958852.99503
Perimeter
327196368
Area
6691091452024464
Diagonal
115681385.2962
Surface area
40146548712146784
Volume
5.4732520526456E+23
Space diagonal
141680183.357
Perimeter
245397276
Area
2.897327588249E+15
Altitude
70840091.6785
Surface area
2.897327588249E+15
Volume
6.4502894026149E+22
Height
38560461.765402