21552318 is an even 8-digits composite number following 21552317
and preceding 21552319 . In scientific notation, it is written as 2.1552318 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7184052 positive integers (up to 21552318) that are relatively prime to 21552318.
21552318 has 8 divisors, whose sum is 32727840
The reverse of 21552318 is 81325512
Previous prime number is 81
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million five hundred fifty-two thousand three hundred eighteen
Scientific notation
2.1552318 × 10^7
Engineering notation
2.1552318 × 10^6
Prime Factorization
2 × 81 × 133039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21552318
Product of the distinct prime numbers
The prime factorization of 21552318 is 2 × 81 × 133039.
Since it has a total of 3 prime factors.
4 , 6 , 92 , 32 , 458 , 773 , 281 , 1468 , 18339 , 18338 , 254450 , 479482 , 388947 , 3920667 , 44001861 , 82784112 , 914813596 , 363860013 , 9307905500 , 3225719237
n×2
43104636
n×3
64656954
n×4
86209272
n×5
107761590
n÷2
10776159
n÷3
7184106
n÷3
5388079.5
n÷5
4310463.6
n2
464502411173124
n3
1.001110367737E+22
n4
2.1576248998565E+29
n5
4.6501817966425E+36
2 √n
4642.447414888
3 √n
278.29025289307
4 √n
68.135507739269
5 √n
29.288612438662
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
-21552317
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 21552318 can be divided by 8 positive divisors.
The sum of these divisors (counting 21552318) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001101110010111110
3
Ternary
1111112222020000
4
Quaternary
1102031302332
5
Quinary
21004133233
6
Senary
2045535130
8
Octal
122156276
10
Decimal
21552318
12
Duodecimal
72744a6
16
Hexadecimal
148dcbe
20
Vigesimal
6ee0fi
36
Base36
ctxvi
md5
57371b2a592b24ca00db4e8f0505f5f1
sha1
78555062e6eb09e8f34a2e59e539454fe0e5a7f3
sha256
7f6d197c40bcfd7da18a57067dc55562a6c287842144e22ba23ca0a74c3b28c3
sha512
c8a0cf714a561700a53c0fe6acae703e106f2be6e9557e08cf72dabad56144c8e6b7548781d75a69230fa37d5a071be2b29dcd66efea0a3ce2295b1f243e6951
ripemd-160
83728265c9a2cdac0c7617eb6e3060e3d9286a7f
Diameter
43104636
Circumference
135417207.79326
Area
1.4592773625162E+15
Volume
4.1934413022868E+22
Surface area
5.8371094500649E+15
Circumference
135417207.79326
Perimeter
86209272
Area
464502411173124
Diagonal
30479580.416178
Surface area
2787014467038744
Volume
1.001110367737E+22
Space diagonal
37329709.796881
Perimeter
64656954
Area
2.0113544409753E+14
Altitude
18664854.898441
Surface area
2.0113544409753E+14
Volume
1.179819882905E+21
Height
10159860.138726