21553822 is an even 8-digits composite number following 21553821
and preceding 21553823 . In scientific notation, it is written as 2.1553822 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 10769400 positive integers (up to 21553822) that are relatively prime to 21553822.
21553822 has 8 divisors, whose sum is 32353272
The reverse of 21553822 is 22835512
Previous prime number is 1931
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million five hundred fifty-three thousand eight hundred twenty-two
Scientific notation
2.1553822 × 10^7
Engineering notation
2.1553822 × 10^6
Prime Factorization
2 × 1931 × 5581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21553822
Product of the distinct prime numbers
The prime factorization of 21553822 is 2 × 1931 × 5581.
Since it has a total of 3 prime factors.
6 , 9 , 14 , 83 , 603 , 822 , 4972 , 8397 , 52496 , 39632 , 191884 , 399381 , 6560914 , 3645123 , 31139502 , 21854086 , 1177656 , 686057089 , 9039551822 , 4457758641
n×2
43107644
n×3
64661466
n×4
86215288
n×5
107769110
n÷2
10776911
n÷3
7184607.3333333
n÷3
5388455.5
n÷5
4310764.4
n2
464567242807684
n3
1.0013199658508E+22
n4
2.1582272308993E+29
n5
4.6518045570357E+36
2 √n
4642.6093955878
3 √n
278.29672611488
4 √n
68.136696394731
5 √n
29.289021200667
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21553821
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21553822 can be divided by 8 positive divisors.
The sum of these divisors (counting 21553822) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110001010011110
3
Ternary
1111120001021201
4
Quaternary
1102032022132
5
Quinary
21004210242
6
Senary
2045550114
8
Octal
122161236
10
Decimal
21553822
12
Duodecimal
727533a
16
Hexadecimal
148e29e
20
Vigesimal
6ee4b2
36
Base36
ctz1a
md5
7b76bcb32f6a8dba12081ea422110cb2
sha1
e5bf4816f5f320ceae98d5577797b2f3482914c3
sha256
2bc00dabb9b62828d4b5617d6db91d9544100b93d16b7802023329383b413bdc
sha512
3e1a1e747613494f48d9803ea375d3a1ef5d9aae9163143c78dcd8e5e658b6dde65c9f758342bfd73e764b21dd698d548d0be82183697630b26b9067f0103904
ripemd-160
52ba374706d07f9499f01937e775d92cbd6e1048
Diameter
43107644
Circumference
135426657.70396
Area
1.4594810371031E+15
Volume
4.1943192648127E+22
Surface area
5.8379241484123E+15
Circumference
135426657.70396
Perimeter
86215288
Area
464567242807684
Diagonal
30481707.393376
Surface area
2787403456846104
Volume
1.0013199658508E+22
Space diagonal
37332314.801296
Perimeter
64661466
Area
2.0116351701877E+14
Altitude
18666157.400648
Surface area
2.0116351701877E+14
Volume
1.1800668966509E+21
Height
10160569.131125