82147091 is an odd 8-digits composite number following 82147090
and preceding 82147092 . In scientific notation, it is written as 8.2147091 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 75828072 positive integers (up to 82147091) that are relatively prime to 82147091.
82147091 has 4 divisors, whose sum is 88466112
The reverse of 82147091 is 19074128
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty-two million one hundred forty-seven thousand ninety-one
Scientific notation
8.2147091 × 10^7
Engineering notation
8.2147091 × 10^6
Prime Factorization
13 × 6319007
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82147091
Product of the distinct prime numbers
The prime factorization of 82147091 is 13 × 6319007.
Since it has a total of 2 prime factors.
7 , 6 , 78 , 16 , 931 , 757 , 8931 , 5608 , 75252 , 99047 , 216564 , 536763 , 3852477 , 3652831 , 49417064 , 40765605 , 374563329 , 483244271 , 3749008040 , 6728320793
n×2
164294182
n×3
246441273
n×4
328588364
n×5
410735455
n÷2
41073545.5
n÷3
27382363.666667
n÷3
20536772.75
n÷5
16429418.2
n2
6748144559762281
n3
5.5434044523195E+23
n4
4.5537454999449E+31
n5
3.7407694597482E+39
2 √n
9063.5032410211
3 √n
434.70776337698
4 √n
95.202432957468
5 √n
38.275285404481
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82147090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82147091 can be divided by 4 positive divisors.
The sum of these divisors (counting 82147091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001010111011100010011
3
Ternary
12201120111121212
4
Quaternary
10321113130103
5
Quinary
132012201331
6
Senary
12052410335
8
Octal
471273423
10
Decimal
82147091
12
Duodecimal
236169ab
16
Hexadecimal
4e57713
20
Vigesimal
15d87eb
36
Base36
1cwp3n
md5
fba42e15fec06cbcf68baa0977eec010
sha1
494987926bb53b1e44a4b0a2be0ac9f3f9d45787
sha256
ffeea6dfb8928aaad253a65aa28ae9b7680dd7f1a7ca31ed0e9daaf1f9d35d48
sha512
95497329365bfaef860c1761fa49e2ea67dbe94cb194f655fc314342bc02571d8fb3d499dd64fc3cdafdbd0afee4fcd92896f5ac3c944d50f0faa8619ee75520
ripemd-160
9ca360428bbc2a525ccac9340c210f77635fa371
Diameter
164294182
Circumference
516145395.19874
Area
2.1199921374311E+16
Volume
2.3220158271045E+24
Surface area
8.4799685497244E+16
Circumference
516145395.19874
Perimeter
328588364
Area
6748144559762281
Diagonal
116173530.2017
Surface area
40488867358573686
Volume
5.5434044523195E+23
Space diagonal
142282935.30598
Perimeter
246441273
Area
2.9220323085819E+15
Altitude
71141467.652992
Surface area
2.9220323085819E+15
Volume
6.5329647984913E+22
Height
38724510.067232