81707029 is an odd 8-digits prime number following 81707028
and preceding 81707030 . In scientific notation, it is written as 8.1707029 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 81707028 positive integers (up to 81707029) that are relatively prime to 81707029.
81707029 has 2 divisors, whose sum is 81707030
The reverse of 81707029 is 92070718
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-one million seven hundred seven thousand twenty-nine
Scientific notation
8.1707029 × 10^7
Engineering notation
8.1707029 × 10^6
Prime Factorization
81707029
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81707029
Product of the distinct prime numbers
The prime factorization of 81707029 is 81707029.
Since it has a total of 1 prime factors.
7 , 10 , 78 , 96 , 180 , 575 , 1945 , 4010 , 84168 , 79959 , 902068 , 687991 , 986269 , 6379618 , 41160019 , 42595250 , 858930760 , 941928541 , 9324210462 , 580754081
n×2
163414058
n×3
245121087
n×4
326828116
n×5
408535145
n÷2
40853514.5
n÷3
27235676.333333
n÷3
20426757.25
n÷5
16341405.8
n2
6676038588006841
n3
5.4547927851539E+23
n4
4.4569491228556E+31
n5
3.6416407123269E+39
2 √n
9039.1940459313
3 √n
433.9301299033
4 √n
95.074676154754
5 √n
38.234189104815
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81707030
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40853515
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9039.194101246
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999755223
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81707029 can be divided by 2 positive divisors.
The sum of these divisors (counting 81707029) is 81707030, the average is 40853515.
Base
System
Value
2
Binary
100110111101100000000010101
3
Ternary
12200202010222021
4
Quaternary
10313230000111
5
Quinary
131404111104
6
Senary
12035133141
8
Octal
467540025
10
Decimal
81707029
12
Duodecimal
234441b1
16
Hexadecimal
4dec015
20
Vigesimal
15ad7b9
36
Base36
1cn9jp
md5
e982e48b625236b3f26cbcc1c1381c51
sha1
701f5342c2e26fd5dd15c38e231598fe60ddb615
sha256
51b533930be31e379a3f7057bcedf494d399047aa02f7b5e3169b77d252d6e93
sha512
31c0e5fcb1959f93c42ec2c209cef08f38a796fa8d330fc781bf7a710ebf1b75bb4c616104539f21ec9499659ea9a57759a365dde4494060b5cf4f12cdd03b48
ripemd-160
d25fd8f74d8504ab86b26796888e891e121866a9
Diameter
163414058
Circumference
513380404.1061
Area
2.0973393783164E+16
Volume
2.2848982587592E+24
Surface area
8.3893575132657E+16
Circumference
513380404.1061
Perimeter
326828116
Area
6676038588006841
Diagonal
115551188.55301
Surface area
40056231528041046
Volume
5.4547927851539E+23
Space diagonal
141520725.5635
Perimeter
245121087
Area
2.8908095069296E+15
Altitude
70760362.781752
Surface area
2.8908095069296E+15
Volume
6.4285349472497E+22
Height
38517062.851004