21551148 is an even 8-digits composite number following 21551147
and preceding 21551149 . In scientific notation, it is written as 2.1551148 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 7183704 positive integers (up to 21551148) that are relatively prime to 21551148.
21551148 has 12 divisors, whose sum is 41905080
The reverse of 21551148 is 84115512
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million five hundred fifty-one thousand one hundred forty-eight
Scientific notation
2.1551148 × 10^7
Engineering notation
2.1551148 × 10^6
Prime Factorization
2 × 2 × 9 × 598643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10775574
Product of the distinct prime numbers
The prime factorization of 21551148 is 2 × 2 × 9 × 598643.
Since it has a total of 4 prime factors.
5 , 2 , 27 , 39 , 799 , 310 , 7878 , 9954 , 29792 , 89766 , 869898 , 22576 , 281883 , 2071721 , 39385769 , 86652743 , 692299701 , 775139832 , 5212811949 , 3924516594
n×2
43102296
n×3
64653444
n×4
86204592
n×5
107755740
n÷2
10775574
n÷3
7183716
n÷3
5387787
n÷5
4310229.6
n2
464451980117904
n3
1.0009473362414E+22
n4
2.1571564183544E+29
n5
4.6489197231106E+36
2 √n
4642.3214020574
3 √n
278.28521700029
4 √n
68.134583010813
5 √n
29.288294436481
1 , 2 , 4 , 9 , 18 , 36 , 598643 , 1197286 , 2394572 , 5387787 , 10775574 , 21551148
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21551147
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551148 can be divided by 12 positive divisors.
The sum of these divisors (counting 21551148) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001101100000101100
3
Ternary
1111112220121200
4
Quaternary
1102031200230
5
Quinary
21004114043
6
Senary
2045525500
8
Octal
122154054
10
Decimal
21551148
12
Duodecimal
7273890
16
Hexadecimal
148d82c
20
Vigesimal
6edhh8
36
Base36
ctwz0
md5
2afdb462a7a3a9c00820f6ce380db6fe
sha1
824645771b101740aab0a3937bd5ddc4af301bb5
sha256
c6693969a84b5e5c64bcdf335351351012dfd5ddce06bdba80584c807e4cc2ea
sha512
4c6fd5734c49ca00540d8216305118e053c04be6e1594f02b596d64360d68a840d15792ff44d43112190155726daa492847159bde22b408bff89eebc716a139d
ripemd-160
ad3c379d6b0e4f1ff06ea0858d8f0048339b5967
Diameter
43102296
Circumference
135409856.46645
Area
1.4591189286836E+15
Volume
4.192758397555E+22
Surface area
5.8364757147346E+15
Circumference
135409856.46645
Perimeter
86204592
Area
464451980117904
Diagonal
30477925.78631
Surface area
2786711880707424
Volume
1.0009473362414E+22
Space diagonal
37327683.297436
Perimeter
64653444
Area
2.0111360681004E+14
Altitude
18663841.648718
Surface area
2.0111360681004E+14
Volume
1.1796277484448E+21
Height
10159308.595437