81796752 is an even 8-digits composite number following 81796751
and preceding 81796753 . In scientific notation, it is written as 8.1796752 × 10^7.
The sum of its digits is 45. It has a total of 6 prime factors and 20 positive divisors.
There are 27265536 positive integers (up to 81796752) that are relatively prime to 81796752.
81796752 has 20 divisors, whose sum is 176090540
The reverse of 81796752 is 25769718
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-one million seven hundred ninety-six thousand seven hundred fifty-two
Scientific notation
8.1796752 × 10^7
Engineering notation
8.1796752 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 9 × 568033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10224594
Product of the distinct prime numbers
The prime factorization of 81796752 is 2 × 2 × 2 × 2 × 9 × 568033.
Since it has a total of 6 prime factors.
4 , 1 , 41 , 16 , 116 , 99 , 9937 , 2046 , 77521 , 3850 , 931211 , 509027 , 6933985 , 9259467 , 77025096 , 75732010 , 474520814 , 519175 , 5069363327 , 8263772812
n×2
163593504
n×3
245390256
n×4
327187008
n×5
408983760
n÷2
40898376
n÷3
27265584
n÷3
20449188
n÷5
16359350.4
n2
6690708637749504
n3
5.4727823514625E+23
n4
4.4765582075256E+31
n5
3.6616792151453E+39
2 √n
9044.155681986
3 √n
434.08890559724
4 √n
95.100765937957
5 √n
38.242582459384
1 , 2 , 4 , 8 , 9 , 16 , 18 , 36 , 72 , 144 , 568033 , 1136066 , 2272132 , 4544264 , 5112297 , 9088528 , 10224594 , 20449188 , 40898376 , 81796752
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81796751
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81796752 can be divided by 20 positive divisors.
The sum of these divisors (counting 81796752) is 1, the average is 0.05.
Base
System
Value
2
Binary
100111000000001111010010000
3
Ternary
12200220201001100
4
Quaternary
10320001322100
5
Quinary
131414444002
6
Senary
12041104400
8
Octal
470017220
10
Decimal
81796752
12
Duodecimal
23488100
16
Hexadecimal
4e01e90
20
Vigesimal
15b4bhc
36
Base36
1cp6s0
md5
9f564099748239949149d7123152a02c
sha1
3562050501cb2c2425482d66058f89cbcfca833e
sha256
c920bf71967566328e1c10724cca73d5b3fbd99871074d16b88c9e9b19ba560e
sha512
acf752a353a52ba931f15f4a8dc9f89700de9e9f3c2730e9dafdfa0208ba2fc7513be5e101db71826c90db5e45eb1ce5f06b8bc74c414aab95a3e85556b8977d
ripemd-160
125a0065c4ef4781b25b99dd93f9b5424a539956
Diameter
163593504
Circumference
513944150.34141
Area
2.1019481103664E+16
Volume
2.2924337106734E+24
Surface area
8.4077924414654E+16
Circumference
513944150.34141
Perimeter
327187008
Area
6690708637749504
Diagonal
115678076.03647
Surface area
40144251826497024
Volume
5.4727823514625E+23
Space diagonal
141676130.35811
Perimeter
245390256
Area
2.8971618248055E+15
Altitude
70838065.179056
Surface area
2.8971618248055E+15
Volume
6.449735854462E+22
Height
38559358.678823