21552493 is an odd 8-digits composite number following 21552492
and preceding 21552494 . In scientific notation, it is written as 2.1552493 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 21230748 positive integers (up to 21552493) that are relatively prime to 21552493.
21552493 has 4 divisors, whose sum is 21874240
The reverse of 21552493 is 39425512
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million five hundred fifty-two thousand four hundred ninety-three
Scientific notation
2.1552493 × 10^7
Engineering notation
2.1552493 × 10^6
Prime Factorization
67 × 321679
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21552493
Product of the distinct prime numbers
The prime factorization of 21552493 is 67 × 321679.
Since it has a total of 2 prime factors.
1 , 10 , 3 , 5 , 567 , 18 , 1331 , 3297 , 47180 , 3358 , 301635 , 729681 , 517373 , 9401884 , 41460710 , 91813838 , 690638326 , 293838745 , 2804800659 , 3585912925
n×2
43104986
n×3
64657479
n×4
86209972
n×5
107762465
n÷2
10776246.5
n÷3
7184164.3333333
n÷3
5388123.25
n÷5
4310498.6
n2
464509954515049
n3
1.0011347543116E+22
n4
2.1576949784357E+29
n5
4.6503705918871E+36
2 √n
4642.4662626669
3 √n
278.29100610923
4 √n
68.135646050117
5 √n
29.288660001904
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
-21552492
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 21552493 can be divided by 4 positive divisors.
The sum of these divisors (counting 21552493) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001101110101101101
3
Ternary
1111112222110111
4
Quaternary
1102031311231
5
Quinary
21004134433
6
Senary
2045540021
8
Octal
122156555
10
Decimal
21552493
12
Duodecimal
7274611
16
Hexadecimal
148dd6d
20
Vigesimal
6ee14d
36
Base36
cty0d
md5
68631c05f2c43b1af608c9cb00efe6e5
sha1
d61f077db38be8e3a771a92d1a868a86d1febd08
sha256
6061c2708ded6caaf13d07538e7a0640e599eb4fa47cb7fe019935b79b8795ba
sha512
aa074f7ad77f9e37fd68e509769ef6a0f332ef1a70576fdf2d8184f08877445acf844fdd717cd8e17ae646055d4bbf260463a9767590ec2a1a84fb7e90378cc2
ripemd-160
190ef3ddab6411752e623c9bc154f1cf76f9a60b
Diameter
43104986
Circumference
135418307.35069
Area
1.4593010606238E+15
Volume
4.1935434525316E+22
Surface area
5.8372042424952E+15
Circumference
135418307.35069
Perimeter
86209972
Area
464509954515049
Diagonal
30479827.903551
Surface area
2787059727090294
Volume
1.0011347543116E+22
Space diagonal
37330012.905773
Perimeter
64657479
Area
2.0113871046039E+14
Altitude
18665006.452886
Surface area
2.0113871046039E+14
Volume
1.1798486227588E+21
Height
10159942.634517