81736684 is an even 8-digits composite number following 81736683
and preceding 81736685 . In scientific notation, it is written as 8.1736684 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 6 positive divisors.
There are 40868340 positive integers (up to 81736684) that are relatively prime to 81736684.
81736684 has 6 divisors, whose sum is 143039204
The reverse of 81736684 is 48663718
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-one million seven hundred thirty-six thousand six hundred eighty-four
Scientific notation
8.1736684 × 10^7
Engineering notation
8.1736684 × 10^6
Prime Factorization
2 × 2 × 20434171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
40868342
Product of the distinct prime numbers
The prime factorization of 81736684 is 2 × 2 × 20434171.
Since it has a total of 3 prime factors.
6 , 1 , 69 , 56 , 282 , 598 , 9485 , 649 , 91283 , 99557 , 636154 , 40406 , 409706 , 3288997 , 76680883 , 61056167 , 310304648 , 206030102 , 541523365 , 342741539
n×2
163473368
n×3
245210052
n×4
326946736
n×5
408683420
n÷2
40868342
n÷3
27245561.333333
n÷3
20434171
n÷5
16347336.8
n2
6680885511315856
n3
5.460734278786E+23
n4
4.463423121531E+31
n5
3.6482540524287E+39
2 √n
9040.834253541
3 √n
433.98262086467
4 √n
95.083301654607
5 √n
38.236964068783
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81736683
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81736684 can be divided by 6 positive divisors.
The sum of these divisors (counting 81736684) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100110111110011001111101100
3
Ternary
12200210122122121
4
Quaternary
10313303033230
5
Quinary
131411033214
6
Senary
12035522324
8
Octal
467631754
10
Decimal
81736684
12
Duodecimal
234593a4
16
Hexadecimal
4df33ec
20
Vigesimal
15ah1e4
36
Base36
1cnwfg
md5
8f22d456f42e19926982fe79626f664f
sha1
5f35e023ea2584339fd691930037138892083d1e
sha256
2f8b9c67bdc4a4a68a7e531c5ce02af7cabceadfae896ab7797ae463c68c905e
sha512
ac56efc79aff297005db2207681e0241d2579076546656a1c83ffde75dc4713b28f175f15be9c1eab886ffc7507cdbf5d66c1b4f6b178de49d36009f29250695
ripemd-160
d5577564592e58e9a94b8528382c043b6655e247
Diameter
163473368
Circumference
513566731.96638
Area
2.0988620841824E+16
Volume
2.287387025792E+24
Surface area
8.3954483367298E+16
Circumference
513566731.96638
Perimeter
326946736
Area
6680885511315856
Diagonal
115593127.0562
Surface area
40085313067895136
Volume
5.460734278786E+23
Space diagonal
141572089.5302
Perimeter
245210052
Area
2.8929082862875E+15
Altitude
70786044.765101
Surface area
2.8929082862875E+15
Volume
6.4355370646457E+22
Height
38531042.352068