18820008 is an even 8-digits composite number following 18820007
and preceding 18820009 . In scientific notation, it is written as 1.8820008 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 16 positive divisors.
There are 6273312 positive integers (up to 18820008) that are relatively prime to 18820008.
18820008 has 16 divisors, whose sum is 39208500
The reverse of 18820008 is 80002881
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million eight hundred twenty thousand eight
Scientific notation
1.8820008 × 10^7
Engineering notation
1.8820008 × 10^6
Prime Factorization
2 × 2 × 2 × 9 × 261389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4705002
Product of the distinct prime numbers
The prime factorization of 18820008 is 2 × 2 × 2 × 9 × 261389.
Since it has a total of 5 prime factors.
7 , 4 , 37 , 62 , 521 , 583 , 3462 , 4636 , 60224 , 4700 , 684154 , 939355 , 9225988 , 7683105 , 18992465 , 96139071 , 480549515 , 236146043 , 5193872253 , 6973994348
n×2
37640016
n×3
56460024
n×4
75280032
n×5
94100040
n÷2
9410004
n÷3
6273336
n÷3
4705002
n÷5
3764001.6
n2
354192701120064
n3
6.6659094686212E+21
n4
1.2545246952673E+29
n5
2.3610164801128E+36
2 √n
4338.2033147376
3 √n
265.99487430529
4 √n
65.865038637638
5 √n
28.505191353472
1 , 2 , 4 , 8 , 9 , 18 , 36 , 72 , 261389 , 522778 , 1045556 , 2091112 , 2352501 , 4705002 , 9410004 , 18820008
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18820007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18820008 can be divided by 16 positive divisors.
The sum of these divisors (counting 18820008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111110010101110101000
3
Ternary
1022102011012100
4
Quaternary
1013302232220
5
Quinary
14304220013
6
Senary
1511213400
8
Octal
107625650
10
Decimal
18820008
12
Duodecimal
6377260
16
Hexadecimal
11f2ba8
20
Vigesimal
5hca08
36
Base36
b7dm0
md5
04cf27ab76517659db3ba3ba891a42d2
sha1
aa6dcce1b349dd5cc3f8551bcec86a2824116eeb
sha256
cf2929b3995a272ffc4a6895a0e534aedb6088106c18265456c70c7b35d6aa10
sha512
34ccce8c3e5474b92335286f2302977e1978b0acb9365bef55804d9cb72efb278468a522dabfc6f7213b98492dc3b09ea0b84762f85edea0bcc6a6eb002395b1
ripemd-160
5242f22a171ae3d211a7cf46fc048f31250f5964
Diameter
37640016
Circumference
118249597.7466
Area
1.1127291877939E+15
Volume
2.7922096288153E+22
Surface area
4.4509167511757E+15
Circumference
118249597.7466
Perimeter
75280032
Area
354192701120064
Diagonal
26615510.55757
Surface area
2125156206720384
Volume
6.6659094686212E+21
Space diagonal
32597210.054853
Perimeter
56460024
Area
1.533699385025E+14
Altitude
16298605.027426
Surface area
1.533699385025E+14
Volume
7.8558496467295E+20
Height
8871836.8525234