81610079 is an odd 8-digits prime number following 81610078
and preceding 81610080 . In scientific notation, it is written as 8.1610079 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 81610078 positive integers (up to 81610079) that are relatively prime to 81610079.
81610079 has 2 divisors, whose sum is 81610080
The reverse of 81610079 is 97001618
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty-one million six hundred ten thousand seventy-nine
Scientific notation
8.1610079 × 10^7
Engineering notation
8.1610079 × 10^6
Prime Factorization
81610079
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81610079
Product of the distinct prime numbers
The prime factorization of 81610079 is 81610079.
Since it has a total of 1 prime factors.
1 , 3 , 41 , 54 , 768 , 171 , 4923 , 9964 , 61030 , 21517 , 251109 , 341177 , 1748444 , 9027949 , 2045159 , 50861282 , 395965148 , 22238853 , 7775786579 , 3162979482
n×2
163220158
n×3
244830237
n×4
326440316
n×5
408050395
n÷2
40805039.5
n÷3
27203359.666667
n÷3
20402519.75
n÷5
16322015.8
n2
6660204994386241
n3
5.4353985574806E+23
n4
4.4358330567247E+31
n5
3.6200868619012E+39
2 √n
9033.82969731
3 √n
433.75843444913
4 √n
95.046460730056
5 √n
38.225111390778
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81610080
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40805040
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9033.8297526575
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999754932
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81610079 can be divided by 2 positive divisors.
The sum of these divisors (counting 81610079) is 81610080, the average is 40805040.
Base
System
Value
2
Binary
100110111010100010101011111
3
Ternary
12200120012222112
4
Quaternary
10313110111133
5
Quinary
131343010304
6
Senary
12033104235
8
Octal
467242537
10
Decimal
81610079
12
Duodecimal
233b807b
16
Hexadecimal
4dd455f
20
Vigesimal
15a153j
36
Base36
1cl6qn
md5
e3605ad29f1434f563e8b1b57998da3b
sha1
e0fb3817a58f762d15b1e3d0faf6b4f4e785a5ae
sha256
65ac68e84c92ab092af1764a2cb0b549a44c487c791513d5fce41e84ccc5b884
sha512
874c0f7762910212d4a60d5dab3365bf6c61303f1a1a6bccffeee4f6d7f07399085a6d71e1dda5654318041e01d9c21ef991cbfb58beab59c321f70665ca3189
ripemd-160
cde35dfbe72033463e3b5d6f78a70268da78f30a
Diameter
163220158
Circumference
512771249.29057
Area
2.0923651081766E+16
Volume
2.2767744236685E+24
Surface area
8.3694604327063E+16
Circumference
512771249.29057
Perimeter
326440316
Area
6660204994386241
Diagonal
115414080.54814
Surface area
39961229966317446
Volume
5.4353985574806E+23
Space diagonal
141352803.23771
Perimeter
244830237
Area
2.8839533597752E+15
Altitude
70676401.618855
Surface area
2.8839533597752E+15
Volume
6.4056786307435E+22
Height
38471360.182713