72008 is an even 5-digits composite number following 72007
and preceding 72009 . In scientific notation, it is written as 7.2008 × 10^4.
The sum of its digits is 17. It has a total of 4 prime factors and 8 positive divisors.
There are 36000 positive integers (up to 72008) that are relatively prime to 72008.
72008 has 8 divisors, whose sum is 135030
The reverse of 72008 is 80027
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 17
Digital Root 8
Name
seventy-two thousand eight
Scientific notation
7.2008 × 10^4
Engineering notation
7.2008 × 10^3
Prime Factorization
2 × 2 × 2 × 9001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18002
Product of the distinct prime numbers
The prime factorization of 72008 is 2 × 2 × 2 × 9001.
Since it has a total of 4 prime factors.
4 , 10 , 53 , 55 , 554 , 682 , 8471 , 8878 , 44832 , 51714 , 1119 , 486302 , 9973114 , 9814823 , 77811714 , 40632086 , 163466306 , 777470534 , 9787730681 , 1921625765
n×2
144016
n×3
216024
n×4
288032
n×5
360040
n÷2
36004
n÷3
24002.666666667
n÷3
18002
n÷5
14401.6
n2
5185152064
n3
373372429824512
n4
2.6885801926803E+19
n5
1.9359928251453E+24
2 √n
268.34306400576
3 √n
41.603217206807
4 √n
16.38118017744
5 √n
9.3643179221743
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
-72007
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 72008 can be divided by 8 positive divisors.
The sum of these divisors (counting 72008) is 1, the average is 0.125.
Base
System
Value
2
Binary
10001100101001000
3
Ternary
10122202222
4
Quaternary
101211020
5
Quinary
4301013
6
Senary
1313212
8
Octal
214510
10
Decimal
72008
12
Duodecimal
35808
16
Hexadecimal
11948
20
Vigesimal
9008
36
Base36
1jk8
md5
bb1f438eff1addbf127c77b878252331
sha1
7b18a98d9c1c91ccc8095e55fec0ae06f41e4332
sha256
12e9350493b47955244fd1cb1e51041ccfe746fbe66d46728efe7c868f16016f
sha512
314f3dfa458a64c1cc66dad0a3738d76693db89cbc21af05fc0052dc8906c5956b93c6c90435f3b074dc81d3b858f6af062f787d71aad0d1b8a8e552a7d277be
ripemd-160
35a2a793e4a79deeca04efdeb1726a0acedd0a1c
Diameter
144016
Circumference
452439.60759939
Area
16289635632.008
Volume
1.5639787767862E+15
Surface area
65158542528.033
Circumference
452439.60759939
Perimeter
288032
Area
5185152064
Diagonal
101834.69019936
Surface area
31110912384
Volume
373372429824512
Space diagonal
124721.51455142
Perimeter
216024
Area
2245236704.9547
Altitude
62360.75727571
Surface area
2245236704.9547
Volume
44002362839502
Height
33944.896733121