21882021 is an odd 8-digits composite number following 21882020
and preceding 21882022 . In scientific notation, it is written as 2.1882021 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12504000 positive integers (up to 21882021) that are relatively prime to 21882021.
21882021 has 8 divisors, whose sum is 33344064
The reverse of 21882021 is 12028812
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million eight hundred eighty-two thousand twenty-one
Scientific notation
2.1882021 × 10^7
Engineering notation
2.1882021 × 10^6
Prime Factorization
3 × 7 × 1042001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21882021
Product of the distinct prime numbers
The prime factorization of 21882021 is 3 × 7 × 1042001.
Since it has a total of 3 prime factors.
8 , 9 , 7 , 73 , 717 , 228 , 9439 , 744 , 36961 , 42620 , 117567 , 819242 , 8034202 , 7337308 , 63783944 , 57752162 , 538406302 , 726255780 , 4575589237 , 8987535639
n×2
43764042
n×3
65646063
n×4
87528084
n×5
109410105
n÷2
10941010.5
n÷3
7294007
n÷3
5470505.25
n÷5
4376404.2
n2
478822843044441
n3
1.0477611506778E+22
n4
2.2927131502116E+29
n5
5.0169197299907E+36
2 √n
4677.8222497226
3 √n
279.70215351999
4 √n
68.394606876
5 √n
29.377679335975
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
-21882020
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 21882021 can be divided by 8 positive divisors.
The sum of these divisors (counting 21882021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011011110010010100101
3
Ternary
1112011201111020
4
Quaternary
1103132102211
5
Quinary
21100211041
6
Senary
2101001353
8
Octal
123362245
10
Decimal
21882021
12
Duodecimal
73b3259
16
Hexadecimal
14de4a5
20
Vigesimal
6gf511
36
Base36
d109x
md5
723492a024076119b417b483dc39d004
sha1
18aeff75f3c7993eccb7768054ac84456632181c
sha256
3a3469f4ec6d718aeb427222c816d54bdac393f5cd670836b7c0bbf0fb06d6c3
sha512
0a259394fd452b511c2f77a97fc6b1079ad637daa238dc0a960ed0901bb385392840ef416c0b1b8ec5fc59a61650604e2514c3e408c59c0b32227124e9d4ff1f
ripemd-160
c1af88c4fe80f62493862335142d1ad10a3a4f0f
Diameter
43764042
Circumference
137488792.8386
Area
1.5042663260794E+15
Volume
4.388851644915E+22
Surface area
6.0170653043176E+15
Circumference
137488792.8386
Perimeter
87528084
Area
478822843044441
Diagonal
30945850.870333
Surface area
2872937058266646
Volume
1.0477611506778E+22
Space diagonal
37900772.144289
Perimeter
65646063
Area
2.0733637299439E+14
Altitude
18950386.072145
Surface area
2.0733637299439E+14
Volume
1.2347983578468E+21
Height
10315283.623444