81592912 is an even 8-digits composite number following 81592911
and preceding 81592913 . In scientific notation, it is written as 8.1592912 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 10 positive divisors.
There are 40796448 positive integers (up to 81592912) that are relatively prime to 81592912.
81592912 has 10 divisors, whose sum is 158086298
The reverse of 81592912 is 21929518
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million five hundred ninety-two thousand nine hundred twelve
Scientific notation
8.1592912 × 10^7
Engineering notation
8.1592912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5099557
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10199114
Product of the distinct prime numbers
The prime factorization of 81592912 is 2 × 2 × 2 × 2 × 5099557.
Since it has a total of 5 prime factors.
8 , 7 , 20 , 79 , 609 , 534 , 1140 , 2258 , 34964 , 91426 , 602526 , 635275 , 6997842 , 8645933 , 88263027 , 66439076 , 159843994 , 768835625 , 2325751931 , 4999499422
n×2
163185824
n×3
244778736
n×4
326371648
n×5
407964560
n÷2
40796456
n÷3
27197637.333333
n÷3
20398228
n÷5
16318582.4
n2
6657403288639744
n3
5.4319692067849E+23
n4
4.4321018547591E+31
n5
3.616280966104E+39
2 √n
9032.8794965946
3 √n
433.728018054
4 √n
95.041461986833
5 √n
38.223503095046
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81592911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81592912 can be divided by 10 positive divisors.
The sum of these divisors (counting 81592912) is 1, the average is 0.1.
Base
System
Value
2
Binary
100110111010000001001010000
3
Ternary
12200112100102201
4
Quaternary
10313100021100
5
Quinary
131341433122
6
Senary
12032452544
8
Octal
467201120
10
Decimal
81592912
12
Duodecimal
233aa154
16
Hexadecimal
4dd0250
20
Vigesimal
159j25c
36
Base36
1ckths
md5
0b2192a9f2f47ea8e673e4647d017d6c
sha1
27e1e385dca57ef900e39b1c0039e7325c48477b
sha256
60eddbf9a450304d1d443a3719c5f7f5ede7694c752276747301c78fd182133a
sha512
2cf43f4aa47a71e3d3432c0c87b5f585d80d4e58b77e3d710f0182246aa5e52964fb0b8252fdc8d15a0a8de948604bf9159bef717bfa67abb3c176f35270e81d
ripemd-160
1197f9afac60029375b19100ca91a71fc7b9dc93
Diameter
163185824
Circumference
512663385.8484
Area
2.0914849263575E+16
Volume
2.2753379406082E+24
Surface area
8.3659397054301E+16
Circumference
512663385.8484
Perimeter
326371648
Area
6657403288639744
Diagonal
115389802.74391
Surface area
39944419731838464
Volume
5.4319692067849E+23
Space diagonal
141323069.1215
Perimeter
244778736
Area
2.8827401856E+15
Altitude
70661534.560748
Surface area
2.8827401856E+15
Volume
6.4016371021902E+22
Height
38463267.581305