21548055 is an odd 8-digits composite number following 21548054
and preceding 21548056 . In scientific notation, it is written as 2.1548055 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 11492288 positive integers (up to 21548055) that are relatively prime to 21548055.
21548055 has 4 divisors, whose sum is 22984608
The reverse of 21548055 is 55084512
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million five hundred forty-eight thousand fifty-five
Scientific notation
2.1548055 × 10^7
Engineering notation
2.1548055 × 10^6
Prime Factorization
15 × 1436537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21548055
Product of the distinct prime numbers
The prime factorization of 21548055 is 15 × 1436537.
Since it has a total of 2 prime factors.
7 , 4 , 12 , 81 , 403 , 618 , 589 , 6144 , 88312 , 76486 , 294604 , 161119 , 5811114 , 9299528 , 29550796 , 63620948 , 980105783 , 875410249 , 5986115201 , 3964782269
n×2
43096110
n×3
64644165
n×4
86192220
n×5
107740275
n÷2
10774027.5
n÷3
7182685
n÷3
5387013.75
n÷5
4309611
n2
464318674283025
n3
1.0005164330978E+22
n4
2.1559183128795E+29
n5
4.6455846381434E+36
2 √n
4641.9882593561
3 √n
278.27190328792
4 √n
68.132138226802
5 √n
29.287453702654
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
-21548054
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 21548055 can be divided by 4 positive divisors.
The sum of these divisors (counting 21548055) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001100110000010111
3
Ternary
1111112202101010
4
Quaternary
1102030300113
5
Quinary
21004014210
6
Senary
2045503303
8
Octal
122146027
10
Decimal
21548055
12
Duodecimal
7271b33
16
Hexadecimal
148cc17
20
Vigesimal
6eda2f
36
Base36
ctul3
md5
ebd074b78555034e75f3acbfd5c13605
sha1
e3999b3aa2d5213b871021eea160abc61d3bc0fe
sha256
9cb2a12a382cd5f87c50f5d59e29cc857818c423975dcf4556150d664982b2ae
sha512
7bfdf3759824716e6acce0d33ed38691c25fb29826380ac003a067dce2467cf7121ff449372bcd78a2fb27030b5fbbdcb4f309996162be6c0a89ae4fe60a1076
ripemd-160
35994fe5bbd6902c23857f4f03a5a06bd6a9f3cb
Diameter
43096110
Circumference
135390422.5743
Area
1.4587001360521E+15
Volume
4.1909534346878E+22
Surface area
5.8348005442084E+15
Circumference
135390422.5743
Perimeter
86192220
Area
464318674283025
Diagonal
30473551.623761
Surface area
2785912045698150
Volume
1.0005164330978E+22
Space diagonal
37322326.064289
Perimeter
64644165
Area
2.0105588369031E+14
Altitude
18661163.032144
Surface area
2.0105588369031E+14
Volume
1.17911992422E+21
Height
10157850.541254