21462641 is an odd 8-digits composite number following 21462640
and preceding 21462642 . In scientific notation, it is written as 2.1462641 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 21089952 positive integers (up to 21462641) that are relatively prime to 21462641.
21462641 has 8 divisors, whose sum is 21838080
The reverse of 21462641 is 14626412
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million four hundred sixty-two thousand six hundred forty-one
Scientific notation
2.1462641 × 10^7
Engineering notation
2.1462641 × 10^6
Prime Factorization
263 × 79 × 1033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21462641
Product of the distinct prime numbers
The prime factorization of 21462641 is 263 × 79 × 1033.
Since it has a total of 3 prime factors.
5 , 2 , 36 , 25 , 784 , 417 , 8936 , 6657 , 90061 , 90711 , 419761 , 717313 , 459676 , 1894345 , 32774918 , 61587765 , 255762617 , 861439313 , 3120178472 , 7635121092
n×2
42925282
n×3
64387923
n×4
85850564
n×5
107313205
n÷2
10731320.5
n÷3
7154213.6666667
n÷3
5365660.25
n÷5
4292528.2
n2
460644958694881
n3
9.8866573769281E+21
n4
2.1219377797101E+29
n5
4.5542388790255E+36
2 √n
4632.7789716325
3 √n
277.90373717978
4 √n
68.064520652337
5 √n
29.264198384383
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
-21462640
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 21462641 can be divided by 8 positive divisors.
The sum of these divisors (counting 21462641) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110111111001110001
3
Ternary
1111101102012122
4
Quaternary
1101313321301
5
Quinary
20443301031
6
Senary
2044004025
8
Octal
121677161
10
Decimal
21462641
12
Duodecimal
7230615
16
Hexadecimal
1477e71
20
Vigesimal
6e2gc1
36
Base36
cs0oh
md5
d7e838e625f9e9f812edfc5816f2ffd7
sha1
71c8f860cdf12f45310b25956d3922fcfef5ce8d
sha256
a2ad77a631b580147d179731fdc59a9104afd8e46681788a2372aaba8e7ed4d7
sha512
bffe9fdc1c89fb50c576c7bc8acb85415d62594b92a7f7554924ce6ae7ef9b580f97255006f5213278e42565ee9bad920a717b27fd87e847080159b5d1c36eda
ripemd-160
6ab0e2b737b53a9ca1421e284d9dbdffe17e7ef0
Diameter
42925282
Circumference
134853750.58447
Area
1.447158818149E+15
Volume
4.1413133578555E+22
Surface area
5.788635272596E+15
Circumference
134853750.58447
Perimeter
85850564
Area
460644958694881
Diagonal
30352757.986545
Surface area
2763869752169286
Volume
9.8866573769281E+21
Space diagonal
37174384.676611
Perimeter
64387923
Area
1.994651181775E+14
Altitude
18587192.338305
Surface area
1.994651181775E+14
Volume
1.165153745749E+21
Height
10117585.995515