66872008 is an even 8-digits composite number following 66872007
and preceding 66872009 . In scientific notation, it is written as 6.6872008 × 10^7.
The sum of its digits is 37. It has a total of 6 prime factors and 32 positive divisors.
There are 28117440 positive integers (up to 66872008) that are relatively prime to 66872008.
66872008 has 32 divisors, whose sum is 146007360
The reverse of 66872008 is 80027866
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million eight hundred seventy-two thousand eight
Scientific notation
6.6872008 × 10^7
Engineering notation
6.6872008 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 53 × 22531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16718002
Product of the distinct prime numbers
The prime factorization of 66872008 is 2 × 2 × 2 × 7 × 53 × 22531.
Since it has a total of 6 prime factors.
5 , 1 , 90 , 62 , 332 , 734 , 6331 , 8116 , 76510 , 74900 , 779839 , 82727 , 6170191 , 3370724 , 92798522 , 43352360 , 445604281 , 544165610 , 779299158 , 7961998504
n×2
133744016
n×3
200616024
n×4
267488032
n×5
334360040
n÷2
33436004
n÷3
22290669.333333
n÷3
16718002
n÷5
13374401.6
n2
4471865453952064
n3
2.9904262241161E+23
n4
1.999758063825E+31
n5
1.3372783724217E+39
2 √n
8177.530678634
3 √n
405.89601549654
4 √n
90.429700202057
5 √n
36.732363451981
1 , 2 , 4 , 7 , 8 , 14 , 28 , 53 , 56 , 106 , 212 , 371 , 424 , 742 , 1484 , 2968 , 22531 , 45062 , 90124 , 157717 , 180248 , 315434 , 630868 , 1194143 , 1261736 , 2388286 , 4776572 , 8359001 , 9553144 , 16718002 , 33436004 , 66872008
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
-66872007
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 66872008 can be divided by 32 positive divisors.
The sum of these divisors (counting 66872008) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111111000110001011001000
3
Ternary
11122211110011001
4
Quaternary
3333012023020
5
Quinary
114104401013
6
Senary
10345144344
8
Octal
377061310
10
Decimal
66872008
12
Duodecimal
1a48b0b4
16
Hexadecimal
3fc62c8
20
Vigesimal
10hj008
36
Base36
13tars
md5
65994822649c63e9f2482f027867c95c
sha1
817075ef5539dbe110f576b3ddd1808bbcf23852
sha256
71d318f997e55373f518b8970ca85dee9cc8c5d5bb1bf7498c6bbc6a8fa3bed5
sha512
186d7f6ae1a696f5991bda23de94e7251ee18903b8e48643502dcb34f79d5bf923a0b1e5edea89d5fc5b71e8fab86113deaff7d1f76ff69ff0b019e5a92dfd23
ripemd-160
f94164b707c4136d5c5e91ebc9e0cf76a87376f9
Diameter
133744016
Circumference
420169218.1272
Area
1.4048779657978E+16
Volume
1.2526268075714E+24
Surface area
5.6195118631911E+16
Circumference
420169218.1272
Perimeter
267488032
Area
4471865453952064
Diagonal
94571300.656722
Surface area
26831192723712384
Volume
2.9904262241161E+23
Space diagonal
115825715.46015
Perimeter
200616024
Area
1.9363745427143E+15
Altitude
57912857.730076
Surface area
1.9363745427143E+15
Volume
3.5242511028509E+22
Height
31523766.885574