21554441 is an odd 8-digits composite number following 21554440
and preceding 21554442 . In scientific notation, it is written as 2.1554441 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 21538512 positive integers (up to 21554441) that are relatively prime to 21554441.
21554441 has 4 divisors, whose sum is 21570372
The reverse of 21554441 is 14445512
Previous prime number is 1493
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million five hundred fifty-four thousand four hundred forty-one
Scientific notation
2.1554441 × 10^7
Engineering notation
2.1554441 × 10^6
Prime Factorization
1493 × 14437
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21554441
Product of the distinct prime numbers
The prime factorization of 21554441 is 1493 × 14437.
Since it has a total of 2 prime factors.
8 , 4 , 82 , 62 , 600 , 795 , 8102 , 8861 , 52214 , 26074 , 672344 , 720489 , 7353493 , 1190441 , 40016900 , 81948746 , 778843976 , 312144138 , 6644496674 , 6986475493
n×2
43108882
n×3
64663323
n×4
86217764
n×5
107772205
n÷2
10777220.5
n÷3
7184813.6666667
n÷3
5388610.25
n÷5
4310888.2
n2
464593926822481
n3
1.0014062384653E+22
n4
2.1584751684033E+29
n5
4.6524725667315E+36
2 √n
4642.6760602049
3 √n
278.2993902058
4 √n
68.137185590578
5 √n
29.289189427869
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21554440
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554441 can be divided by 4 positive divisors.
The sum of these divisors (counting 21554441) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110010100001001
3
Ternary
1111120002010122
4
Quaternary
1102032110021
5
Quinary
21004220231
6
Senary
2045553025
8
Octal
122162411
10
Decimal
21554441
12
Duodecimal
7275775
16
Hexadecimal
148e509
20
Vigesimal
6ee621
36
Base36
ctzih
md5
a7f044ed2dddb9ce7f809328ffb793ab
sha1
c9c9147218bcf6148f589e66329909d1192c89df
sha256
fc24ebc16679a07524c538c4889034d8670a88ecc33ca4c182c7c9a9266aa893
sha512
7a1b5c705a48231d54787d1eb9e2f0319de4ad2073f9e68337dea4de70b97b17463c635f44dffde4642f37bbacad798d402762df0530103a4683dbc53c6faebf
ripemd-160
982579c24723a9537535b8688361cb82ce17a861
Diameter
43108882
Circumference
135430546.99567
Area
1.4595648674079E+15
Volume
4.1946806426956E+22
Surface area
5.8382594696318E+15
Circumference
135430546.99567
Perimeter
86217764
Area
464593926822481
Diagonal
30482582.791571
Surface area
2787563560934886
Volume
1.0014062384653E+22
Space diagonal
37333386.940746
Perimeter
64663323
Area
2.0117507153612E+14
Altitude
18666693.470373
Surface area
2.0117507153612E+14
Volume
1.1801685699023E+21
Height
10160860.930524