82578993 is an odd 8-digits composite number following 82578992
and preceding 82578994 . In scientific notation, it is written as 8.2578993 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 45136080 positive integers (up to 82578993) that are relatively prime to 82578993.
82578993 has 8 divisors, whose sum is 90273216
The reverse of 82578993 is 39987528
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-two million five hundred seventy-eight thousand nine hundred ninety-three
Scientific notation
8.2578993 × 10^7
Engineering notation
8.2578993 × 10^6
Prime Factorization
21 × 23 × 170971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82578993
Product of the distinct prime numbers
The prime factorization of 82578993 is 21 × 23 × 170971.
Since it has a total of 3 prime factors.
9 , 9 , 96 , 71 , 851 , 520 , 1000 , 5712 , 80877 , 50688 , 578456 , 394811 , 7018869 , 1399695 , 62047056 , 81315104 , 811188792 , 894033093 , 6475360577 , 3837904807
n×2
165157986
n×3
247736979
n×4
330315972
n×5
412894965
n÷2
41289496.5
n÷3
27526331
n÷3
20644748.25
n÷5
16515798.6
n2
6819290084894049
n3
5.6313010818544E+23
n4
4.6502717261934E+31
n5
3.8401475632543E+39
2 √n
9087.2984434319
3 √n
435.46828154663
4 √n
95.327322649028
5 √n
38.315448763235
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
-82578992
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 82578993 can be divided by 8 positive divisors.
The sum of these divisors (counting 82578993) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111011000000111000110001
3
Ternary
12202101110002020
4
Quaternary
10323000320301
5
Quinary
132120011433
6
Senary
12105542053
8
Octal
473007061
10
Decimal
82578993
12
Duodecimal
237a4929
16
Hexadecimal
4ec0e31
20
Vigesimal
15g279d
36
Base36
1d5ycx
md5
2829a769ecc7d63d8173dde331f8ebd6
sha1
314ffb6f24e9bc6ea99f4895a545f3e8627a1fd7
sha256
0b91f3dc7563faadb501e58501072a5f5fe9c2d5ad8c7318482d40f07655853e
sha512
9509d27549e003c9bb1b73c3c26adff4f32f349b50f24bd0e5f1574248ab788372facd747edf2ee31b23809df3f47dda692d22bcbab763d46190920f470011dc
ripemd-160
c1a5caad2b517a3107a92a21188960c9843de2e9
Diameter
165157986
Circumference
518859115.49929
Area
2.1423431633401E+16
Volume
2.3588338811875E+24
Surface area
8.5693726533603E+16
Circumference
518859115.49929
Perimeter
330315972
Area
6819290084894049
Diagonal
116784331.86771
Surface area
40915740509364294
Volume
5.6313010818544E+23
Space diagonal
143031011.51387
Perimeter
247736979
Area
2.9528392246468E+15
Altitude
71515505.756937
Surface area
2.9528392246468E+15
Volume
6.6365519698039E+22
Height
38928110.622571