21902271 is an odd 8-digits composite number following 21902270
and preceding 21902272 . In scientific notation, it is written as 2.1902271 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 14586072 positive integers (up to 21902271) that are relatively prime to 21902271.
21902271 has 8 divisors, whose sum is 29233920
The reverse of 21902271 is 17220912
Previous prime number is 6619
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million nine hundred two thousand two hundred seventy-one
Scientific notation
2.1902271 × 10^7
Engineering notation
2.1902271 × 10^6
Prime Factorization
3 × 6619 × 1103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21902271
Product of the distinct prime numbers
The prime factorization of 21902271 is 3 × 6619 × 1103.
Since it has a total of 3 prime factors.
6 , 4 , 95 , 33 , 370 , 197 , 9653 , 9474 , 84366 , 45255 , 668203 , 913822 , 256707 , 7060800 , 18910117 , 12499223 , 287185174 , 667096968 , 370883626 , 2290788261
n×2
43804542
n×3
65706813
n×4
87609084
n×5
109511355
n÷2
10951135.5
n÷3
7300757
n÷3
5475567.75
n÷5
4380454.2
n2
479709474957441
n3
1.0506726921786E+22
n4
2.3012118036394E+29
n5
5.040176455171E+36
2 √n
4679.9862179284
3 √n
279.78840731907
4 √n
68.410424775237
5 √n
29.383114646701
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
-21902270
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 21902271 can be divided by 8 positive divisors.
The sum of these divisors (counting 21902271) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011100011001110111111
3
Ternary
1112012202021020
4
Quaternary
1103203032333
5
Quinary
21101333041
6
Senary
2101235223
8
Octal
123431677
10
Decimal
21902271
12
Duodecimal
7402b13
16
Hexadecimal
14e33bf
20
Vigesimal
6ghfdb
36
Base36
d1fwf
md5
118ff282f768863e2a1595c5623ad9b2
sha1
a5bb7367548dc7b98dd047e99b415c9572b7ffbf
sha256
647ee10bf976722d97b2ab6980c32da03f198b8132cfeac44f0c3a243fb96a3a
sha512
c98d544d1227e4dbadae0ad51d57299d321e7ce1b05e53ce0fca50a9368556c92c12990e2fff214777c68313be2afbfc163ec4853aea8c6c87d7c1fbb4cd0a1b
ripemd-160
739a1646bbd1c12081f8d081c12681c21de9b640
Diameter
43804542
Circumference
137616027.34107
Area
1.5070517623837E+15
Volume
4.4010474814341E+22
Surface area
6.0282070495349E+15
Circumference
137616027.34107
Perimeter
87609084
Area
479709474957441
Diagonal
30974488.694971
Surface area
2878256849744646
Volume
1.0506726921786E+22
Space diagonal
37935846.173142
Perimeter
65706813
Area
2.0772029587462E+14
Altitude
18967923.086571
Surface area
2.0772029587462E+14
Volume
1.2382296424116E+21
Height
10324829.56499