83128385 is an odd 8-digits composite number following 83128384
and preceding 83128386 . In scientific notation, it is written as 8.3128385 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 61728768 positive integers (up to 83128385) that are relatively prime to 83128385.
83128385 has 8 divisors, whose sum is 99841896
The reverse of 83128385 is 58382138
Previous prime number is 1241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-three million one hundred twenty-eight thousand three hundred eighty-five
Scientific notation
8.3128385 × 10^7
Engineering notation
8.3128385 × 10^6
Prime Factorization
5 × 1241 × 13397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83128385
Product of the distinct prime numbers
The prime factorization of 83128385 is 5 × 1241 × 13397.
Since it has a total of 3 prime factors.
6 , 8 , 16 , 80 , 567 , 490 , 1671 , 9995 , 73956 , 36871 , 50555 , 86472 , 8987914 , 5660088 , 64601785 , 83288577 , 827219038 , 520223587 , 1739441450 , 7323053435
n×2
166256770
n×3
249385155
n×4
332513540
n×5
415641925
n÷2
41564192.5
n÷3
27709461.666667
n÷3
20782096.25
n÷5
16625677
n2
6910328392708225
n3
5.7444443910548E+23
n4
4.7752638495069E+31
n5
3.969599717584E+39
2 √n
9117.4768987917
3 √n
436.43186069612
4 √n
95.485480041688
5 √n
38.366295606143
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
-83128384
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 83128385 can be divided by 8 positive divisors.
The sum of these divisors (counting 83128385) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000111000001000001
3
Ternary
12210102100201002
4
Quaternary
10331013001001
5
Quinary
132240102020
6
Senary
12125421345
8
Octal
475070101
10
Decimal
83128385
12
Duodecimal
23a0a855
16
Hexadecimal
4f47041
20
Vigesimal
15jb0j5
36
Base36
1dhq9t
md5
b4752463f95415ee07915331c1d45f31
sha1
4ba6ed2308d93b1dedc2e19bbda38c57bbfd3827
sha256
4b3b85db1199781b64aaf3a56ed6e7b7a8c59c1fe89f74787833d8345d59e4da
sha512
6dbb6e99b641e7aaf51f10851b6b6eac0b57f82b904dc4e2968eb9d6ea4c549328b7e972b9890b1a413999b090b8ef3963f2295bf80aa92fdcbd1c9fe004b4cb
ripemd-160
89d1c444273fba628558f6ba0ef77882b7e36cb2
Diameter
166256770
Circumference
522311047.24157
Area
2.1709436912425E+16
Volume
2.406227239719E+24
Surface area
8.68377476497E+16
Circumference
522311047.24157
Perimeter
332513540
Area
6910328392708225
Diagonal
117561289.48517
Surface area
41461970356249350
Volume
5.7444443910548E+23
Space diagonal
143982586.37115
Perimeter
249385155
Area
2.9922599682891E+15
Altitude
71991293.185573
Surface area
2.9922599682891E+15
Volume
6.7698926384398E+22
Height
39187096.495057