81952008 is an even 8-digits composite number following 81952007
and preceding 81952009 . In scientific notation, it is written as 8.1952008 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 27260928 positive integers (up to 81952008) that are relatively prime to 81952008.
81952008 has 32 divisors, whose sum is 205303200
The reverse of 81952008 is 80025918
Previous prime number is 523
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-one million nine hundred fifty-two thousand eight
Scientific notation
8.1952008 × 10^7
Engineering notation
8.1952008 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 523 × 6529
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
20488002
Product of the distinct prime numbers
The prime factorization of 81952008 is 2 × 2 × 2 × 3 × 523 × 6529.
Since it has a total of 6 prime factors.
1 , 8 , 11 , 29 , 616 , 662 , 3754 , 2123 , 34314 , 95541 , 521652 , 935927 , 6715030 , 8650657 , 57273071 , 93131356 , 195848922 , 398975042 , 2035978956 , 222492164
n×2
163904016
n×3
245856024
n×4
327808032
n×5
409760040
n÷2
40976004
n÷3
27317336
n÷3
20488002
n÷5
16390401.6
n2
6716131615232064
n3
5.5040047186055E+23
n4
4.510642387312E+31
n5
3.6965620101013E+39
2 √n
9052.7348353964
3 √n
434.36337579438
4 √n
95.145860842164
5 √n
38.257088873221
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 523 , 1046 , 1569 , 2092 , 3138 , 4184 , 6276 , 6529 , 12552 , 13058 , 19587 , 26116 , 39174 , 52232 , 78348 , 156696 , 3414667 , 6829334 , 10244001 , 13658668 , 20488002 , 27317336 , 40976004 , 81952008
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81952007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81952008 can be divided by 32 positive divisors.
The sum of these divisors (counting 81952008) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111000100111110100001000
3
Ternary
12201012121000120
4
Quaternary
10320213310020
5
Quinary
131434431013
6
Senary
12044303240
8
Octal
470476410
10
Decimal
81952008
12
Duodecimal
23541b20
16
Hexadecimal
4e27d08
20
Vigesimal
15c4008
36
Base36
1csiko
md5
e978e1a5268bd28a8df98d975b9336a6
sha1
50dfb845ab80b5fdd2e42f23d055c3c781c3171b
sha256
f3e843bd5a4ef5414b21a29015e042352dbfbe3fb49752fc0c8e34d6f88cad11
sha512
df288794592547b180a3c512b0385fc871c4d6da94330ff03de9faed0096903afe54b62d6b8e1d90a38a7bacef916d3b6909008df2ec10f44d02415bba9f2356
ripemd-160
5fb6911d0662822b73020532322cca69687541d1
Diameter
163904016
Circumference
514919652.55946
Area
2.1099349742955E+16
Volume
2.3055121052393E+24
Surface area
8.4397398971821E+16
Circumference
514919652.55946
Perimeter
327808032
Area
6716131615232064
Diagonal
115897641.17731
Surface area
40296789691392384
Volume
5.5040047186055E+23
Space diagonal
141945041.63829
Perimeter
245856024
Area
2.9081702969754E+15
Altitude
70972520.819146
Surface area
2.9081702969754E+15
Volume
6.4865317670145E+22
Height
38632547.059103