21552556 is an even 8-digits composite number following 21552555
and preceding 21552557 . In scientific notation, it is written as 2.1552556 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 10572848 positive integers (up to 21552556) that are relatively prime to 21552556.
21552556 has 12 divisors, whose sum is 38428992
The reverse of 21552556 is 65525512
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million five hundred fifty-two thousand five hundred fifty-six
Scientific notation
2.1552556 × 10^7
Engineering notation
2.1552556 × 10^6
Prime Factorization
2 × 2 × 53 × 101663
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10776278
Product of the distinct prime numbers
The prime factorization of 21552556 is 2 × 2 × 53 × 101663.
Since it has a total of 4 prime factors.
6 , 7 , 95 , 100 , 606 , 926 , 7020 , 3701 , 72813 , 65467 , 729154 , 724056 , 3954794 , 8692430 , 82313809 , 81360258 , 296572105 , 832295872 , 9743586440 , 8053137005
n×2
43105112
n×3
64657668
n×4
86210224
n×5
107762780
n÷2
10776278
n÷3
7184185.3333333
n÷3
5388139
n÷5
4310511.2
n2
464512670133136
n3
1.0011435335754E+22
n4
2.1577202071422E+29
n5
4.6504385596763E+36
2 √n
4642.4730478485
3 √n
278.29127726605
4 √n
68.135695841816
5 √n
29.288677124595
1 , 2 , 4 , 53 , 106 , 212 , 101663 , 203326 , 406652 , 5388139 , 10776278 , 21552556
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
-21552555
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 21552556 can be divided by 12 positive divisors.
The sum of these divisors (counting 21552556) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001101110110101100
3
Ternary
1111112222112211
4
Quaternary
1102031312230
5
Quinary
21004140211
6
Senary
2045540204
8
Octal
122156654
10
Decimal
21552556
12
Duodecimal
7274664
16
Hexadecimal
148ddac
20
Vigesimal
6ee17g
36
Base36
cty24
md5
60e16de70a67a1d004f42635ab6d7ed7
sha1
ba0e40c63c6d074981cae5bb6cf98426d063e9dc
sha256
eccfc630f4529d8a798a6221dac34ed9e5018342809a842fafc513de69382bc0
sha512
e88b921ae8c854dc0e328ac9f11fa6b32b71a1bb00f54efb58d83c1c6aa1c1200570184d41018dd0d664f3a24ef3ca8df01def980bba98c42bc1dafa7c1bb962
ripemd-160
6a539c78c79656182b01f4795d2d0c184f384fee
Diameter
43105112
Circumference
135418703.19137
Area
1.4593095919896E+15
Volume
4.1935802270258E+22
Surface area
5.8372383679586E+15
Circumference
135418703.19137
Perimeter
86210224
Area
464512670133136
Diagonal
30479916.999006
Surface area
2787076020798816
Volume
1.0011435335754E+22
Space diagonal
37330122.024973
Perimeter
64657668
Area
2.0113988635752E+14
Altitude
18665061.012487
Surface area
2.0113988635752E+14
Volume
1.1798589692204E+21
Height
10159972.333002