83007981 is an odd 8-digits composite number following 83007980
and preceding 83007982 . In scientific notation, it is written as 8.3007981 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 47433096 positive integers (up to 83007981) that are relatively prime to 83007981.
83007981 has 8 divisors, whose sum is 115947744
The reverse of 83007981 is 18970038
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-three million seven thousand nine hundred eighty-one
Scientific notation
8.3007981 × 10^7
Engineering notation
8.3007981 × 10^6
Prime Factorization
3 × 21 × 1317587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83007981
Product of the distinct prime numbers
The prime factorization of 83007981 is 3 × 21 × 1317587.
Since it has a total of 3 prime factors.
6 , 3 , 91 , 89 , 923 , 605 , 8646 , 8294 , 44860 , 71195 , 148573 , 838974 , 1783728 , 2061867 , 49934056 , 10077176 , 784842110 , 781214649 , 5213869824 , 1327577214
n×2
166015962
n×3
249023943
n×4
332031924
n×5
415039905
n÷2
41503990.5
n÷3
27669327
n÷3
20751995.25
n÷5
16601596.2
n2
6890324909696361
n3
5.719519591879E+23
n4
4.7476577361182E+31
n5
3.940934831542E+39
2 √n
9110.8715828948
3 √n
436.22104809738
4 √n
95.450885710374
5 √n
38.355175134763
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
-83007980
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 83007981 can be divided by 8 positive divisors.
The sum of these divisors (counting 83007981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100101001100111101101
3
Ternary
12210012020112200
4
Quaternary
10330221213231
5
Quinary
132222223411
6
Senary
12123052113
8
Octal
474514755
10
Decimal
83007981
12
Duodecimal
23971039
16
Hexadecimal
4f299ed
20
Vigesimal
15ifjj1
36
Base36
1df5d9
md5
08bf4a82ff9c84687ba31bc1fa705d0e
sha1
a3a20c6b22788c705b81f5da5d13e7188c765829
sha256
545f6538d91eb5c24c4033ea9f6d5436ed055c2f1eef7f90df502fbd8ccdca63
sha512
4aae567aa93716f2e78f4d52911ecef20da6f76a2acdeba389f73874042b20e40df67b72104e9f2c058948d6ab3197fce8271ebb36da0a61247b2b8c7eb7ccba
ripemd-160
3416bc19568051b4c6d064925877b1d0f4c982c4
Diameter
166015962
Circumference
521554526.59784
Area
2.1646594117149E+16
Volume
2.3957867642547E+24
Surface area
8.6586376468595E+16
Circumference
521554526.59784
Perimeter
332031924
Area
6890324909696361
Diagonal
117391012.51541
Surface area
41341949458178166
Volume
5.719519591879E+23
Space diagonal
143774040.52571
Perimeter
249023943
Area
2.9835982060629E+15
Altitude
71887020.262856
Surface area
2.9835982060629E+15
Volume
6.7405184809116E+22
Height
39130337.505136