21220008 is an even 8-digits composite number following 21220007
and preceding 21220009 . In scientific notation, it is written as 2.1220008 × 10^7.
The sum of its digits is 15. It has a total of 5 prime factors and 16 positive divisors.
There are 7073328 positive integers (up to 21220008) that are relatively prime to 21220008.
21220008 has 16 divisors, whose sum is 53050080
The reverse of 21220008 is 80002212
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty-one million two hundred twenty thousand eight
Scientific notation
2.1220008 × 10^7
Engineering notation
2.1220008 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 884167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5305002
Product of the distinct prime numbers
The prime factorization of 21220008 is 2 × 2 × 2 × 3 × 884167.
Since it has a total of 5 prime factors.
9 , 7 , 93 , 79 , 8 , 500 , 1792 , 6576 , 23169 , 88695 , 29444 , 270812 , 3119577 , 4259371 , 83741181 , 45372640 , 838568951 , 256100537 , 9760480411 , 9716672493
n×2
42440016
n×3
63660024
n×4
84880032
n×5
106100040
n÷2
10610004
n÷3
7073336
n÷3
5305002
n÷5
4244001.6
n2
450288739520064
n3
9.5551306549257E+21
n4
2.0275994893857E+29
n5
4.302567738556E+36
2 √n
4606.5179908473
3 √n
276.85254134202
4 √n
67.871334087723
5 √n
29.197731375337
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 884167 , 1768334 , 2652501 , 3536668 , 5305002 , 7073336 , 10610004 , 21220008
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
-21220007
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 21220008 can be divided by 16 positive divisors.
The sum of these divisors (counting 21220008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000111100101010101000
3
Ternary
1110221002101020
4
Quaternary
1100330222220
5
Quinary
20413020013
6
Senary
2034452440
8
Octal
120745250
10
Decimal
21220008
12
Duodecimal
7134120
16
Hexadecimal
143caa8
20
Vigesimal
6cca08
36
Base36
cmtgo
md5
d3e9b14927b6e5688a1160347626af2a
sha1
7f02fa83c6b35b1d112339829375586762a6fc53
sha256
7a759a326b44bb39b149e04da98a2f217f549c0257b94b0abdad72c1b7957da7
sha512
e135b0b19c2b8ca1ff7d12ea6b5ee8803b4ff736c70882fd29b43c3ed2ec8b31e92050bd6b2acb2385b0bf327696d8290b8020280bec1e2538b14e614dafcb5f
ripemd-160
21edf24bdd578341ce073e8d3f8b97df8ee21d36
Diameter
42440016
Circumference
133329242.48383
Area
1.4146237960704E+15
Volume
4.0024437692807E+22
Surface area
5.6584951842818E+15
Circumference
133329242.48383
Perimeter
84880032
Area
450288739520064
Diagonal
30009623.107266
Surface area
2701732437120384
Volume
9.5551306549257E+21
Space diagonal
36754131.993018
Perimeter
63660024
Area
1.9498074373122E+14
Altitude
18377065.996509
Surface area
1.9498074373122E+14
Volume
1.1260829468702E+21
Height
10003207.702422