82912131 is an odd 8-digits composite number following 82912130
and preceding 82912132 . In scientific notation, it is written as 8.2912131 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 53368560 positive integers (up to 82912131) that are relatively prime to 82912131.
82912131 has 8 divisors, whose sum is 95301600
The reverse of 82912131 is 13121928
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty-two million nine hundred twelve thousand one hundred thirty-one
Scientific notation
8.2912131 × 10^7
Engineering notation
8.2912131 × 10^6
Prime Factorization
9 × 29 × 317671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82912131
Product of the distinct prime numbers
The prime factorization of 82912131 is 9 × 29 × 317671.
Since it has a total of 3 prime factors.
9 , 2 , 78 , 24 , 880 , 940 , 742 , 1323 , 20459 , 44261 , 92311 , 352835 , 7421232 , 2677760 , 86895864 , 33088100 , 583659588 , 187540913 , 7240440937 , 7675061420
n×2
165824262
n×3
248736393
n×4
331648524
n×5
414560655
n÷2
41456065.5
n÷3
27637377
n÷3
20728032.75
n÷5
16582426.2
n2
6874421466961161
n3
5.699729332179E+23
n4
4.7257670505416E+31
n5
3.9182341676999E+39
2 √n
9105.609864254
3 √n
436.05308074951
4 √n
95.423319289648
5 √n
38.346313233266
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82912130
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82912131 can be divided by 8 positive divisors.
The sum of these divisors (counting 82912131) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100010010001110000011
3
Ternary
12210000101001200
4
Quaternary
10330102032003
5
Quinary
132211142011
6
Senary
12121032243
8
Octal
474221603
10
Decimal
82912131
12
Duodecimal
23925683
16
Hexadecimal
4f12383
20
Vigesimal
15i406b
36
Base36
1dd3er
md5
30ca9e3b126bf87e12e92dac317dc087
sha1
6746fa6a2866f96907c02964bf9f2ea26f95dc6a
sha256
9914567b7fe0f84ce66cd70a30a5b07230ccc33deeecf85ac99a79ec59fc66e1
sha512
1ce3bd9537a985973e3aaf9b0bf49901fd2de4c27007bc34e8c238533a24b17a86ea10829888b05a47f3fcf75aa6b42aaee24b91c6ef16c6f3e8d7fc0e61992c
ripemd-160
1c7ef8fe97cdd5633ac924781184a6fa01f89d3a
Diameter
165824262
Circumference
520952283.28615
Area
2.1596631978285E+16
Volume
2.3874970396565E+24
Surface area
8.6386527913141E+16
Circumference
520952283.28615
Perimeter
331648524
Area
6874421466961161
Diagonal
117255460.14545
Surface area
41246528801766966
Volume
5.699729332179E+23
Space diagonal
143608023.45581
Perimeter
248736393
Area
2.9767118133547E+15
Altitude
71804011.727903
Surface area
2.9767118133547E+15
Volume
6.717195436186E+22
Height
39085153.381818