21504018 is an even 8-digits composite number following 21504017
and preceding 21504019 . In scientific notation, it is written as 2.1504018 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 6936720 positive integers (up to 21504018) that are relatively prime to 21504018.
21504018 has 8 divisors, whose sum is 32603148
The reverse of 21504018 is 81040512
Previous prime number is 93
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million five hundred four thousand eighteen
Scientific notation
2.1504018 × 10^7
Engineering notation
2.1504018 × 10^6
Prime Factorization
2 × 93 × 115613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21504018
Product of the distinct prime numbers
The prime factorization of 21504018 is 2 × 93 × 115613.
Since it has a total of 3 prime factors.
6 , 5 , 54 , 13 , 542 , 898 , 5433 , 3686 , 6068 , 76408 , 668639 , 807089 , 4422601 , 9036618 , 84386514 , 3182377 , 422569295 , 196262799 , 1970811120 , 6889410564
n×2
43008036
n×3
64512054
n×4
86016072
n×5
107520090
n÷2
10752009
n÷3
7168006
n÷3
5376004.5
n÷5
4300803.6
n2
462422790144324
n3
9.9439480028738E+21
n4
2.1383483684486E+29
n5
4.598308180539E+36
2 √n
4637.2424995896
3 √n
278.08220918077
4 √n
68.097301705645
5 √n
29.275473157728
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
-21504017
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 21504018 can be divided by 8 positive divisors.
The sum of these divisors (counting 21504018) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000010000000010010
3
Ternary
1111110111222010
4
Quaternary
1102002000102
5
Quinary
21001112033
6
Senary
2044523350
8
Octal
122020022
10
Decimal
21504018
12
Duodecimal
7250556
16
Hexadecimal
1482012
20
Vigesimal
6e800i
36
Base36
cswlu
md5
42530bb65ece3aa173543d57088880a1
sha1
83b3fa0893b87a64b5e1ca1c7fb2567203643a6a
sha256
c404595d8949f13066fc8479c6250e7d261132a5e399ce470af8f11e2056d0b6
sha512
1462e229ee6ced29ed718a9e7ba5cfa92e81dbab44653a5baed70e690c1eb998d0779433bf3f436355256bc106a224af22da9634536214d10ce7a0a5e8d673b2
ripemd-160
b553d42b07547813161fda45b19fcb2237f08e89
Diameter
43008036
Circumference
135113729.94293
Area
1.4527440403699E+15
Volume
4.1653111991343E+22
Surface area
5.8109761614796E+15
Circumference
135113729.94293
Perimeter
86016072
Area
462422790144324
Diagonal
30411273.901115
Surface area
2774536740865944
Volume
9.9439480028738E+21
Space diagonal
37246051.742876
Perimeter
64512054
Area
2.0023494177693E+14
Altitude
18623025.871438
Surface area
2.0023494177693E+14
Volume
1.1719055107664E+21
Height
10137091.300372