21471258 is an even 8-digits composite number following 21471257
and preceding 21471259 . In scientific notation, it is written as 2.1471258 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 7157084 positive integers (up to 21471258) that are relatively prime to 21471258.
21471258 has 8 divisors, whose sum is 42942528
The reverse of 21471258 is 85217412
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million four hundred seventy-one thousand two hundred fifty-eight
Scientific notation
2.1471258 × 10^7
Engineering notation
2.1471258 × 10^6
Prime Factorization
2 × 3 × 3578543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21471258
Product of the distinct prime numbers
The prime factorization of 21471258 is 2 × 3 × 3578543.
Since it has a total of 3 prime factors.
3 , 4 , 17 , 59 , 884 , 678 , 6310 , 354 , 70960 , 82729 , 132032 , 112154 , 8893241 , 1614811 , 48250642 , 43124942 , 654989587 , 429495794 , 6451750497 , 4026843854
n×2
42942516
n×3
64413774
n×4
85885032
n×5
107356290
n÷2
10735629
n÷3
7157086
n÷3
5367814.5
n÷5
4294251.6
n2
461014920102564
n3
9.8985702913715E+21
n4
2.1253475655717E+29
n5
4.5633885920063E+36
2 √n
4633.7088816627
3 √n
277.94092390645
4 √n
68.071351401766
5 √n
29.266547853956
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
-21471257
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 21471258 can be divided by 8 positive divisors.
The sum of these divisors (counting 21471258) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111010000000011010
3
Ternary
1111101212000210
4
Quaternary
1101322000122
5
Quinary
20444040013
6
Senary
2044111550
8
Octal
121720032
10
Decimal
21471258
12
Duodecimal
72355b6
16
Hexadecimal
147a01a
20
Vigesimal
6e3i2i
36
Base36
cs7bu
md5
83ce5da4b3f7fe27aac689117aa11897
sha1
003faad41c832ee2d59bde5295c8279207b7157f
sha256
fa7fdd5a31faa7ed488d5ba446d3e74f4c7b51cf5952f93caaca515c6b9cd1fc
sha512
8017f214fe6c4b09271ffba1a2f6bebf4233af264298bd7d6a33314edc416475463ee902f8929cc2884c46e8a3f8cb337f3865361338d2d3f2321f922f36549e
ripemd-160
a245cd971350530b0b36f80f065800e6b3eaefd7
Diameter
42942516
Circumference
134907892.79226
Area
1.4483210861895E+15
Volume
4.1463034277887E+22
Surface area
5.793284344758E+15
Circumference
134907892.79226
Perimeter
85885032
Area
461014920102564
Diagonal
30364944.264812
Surface area
2766089520615384
Volume
9.8985702913715E+21
Space diagonal
37189309.75842
Perimeter
64413774
Area
1.9962531616624E+14
Altitude
18594654.87921
Surface area
1.9962531616624E+14
Volume
1.1665576961801E+21
Height
10121648.088271