21802401 is an odd 8-digits composite number following 21802400
and preceding 21802402 . In scientific notation, it is written as 2.1802401 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 14534928 positive integers (up to 21802401) that are relatively prime to 21802401.
21802401 has 4 divisors, whose sum is 24224900
The reverse of 21802401 is 10420812
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million eight hundred two thousand four hundred one
Scientific notation
2.1802401 × 10^7
Engineering notation
2.1802401 × 10^6
Prime Factorization
9 × 2422489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21802401
Product of the distinct prime numbers
The prime factorization of 21802401 is 9 × 2422489.
Since it has a total of 2 prime factors.
10 , 10 , 41 , 83 , 626 , 716 , 7910 , 4692 , 89111 , 64434 , 679689 , 991946 , 8242657 , 1711727 , 78055103 , 5380516 , 708125250 , 411920743 , 5023128923 , 3331061569
n×2
43604802
n×3
65407203
n×4
87209604
n×5
109012005
n÷2
10901200.5
n÷3
7267467
n÷3
5450600.25
n÷5
4360480.2
n2
475344689364801
n3
1.0363655530752E+22
n4
2.2595257370732E+29
n5
4.926308618949E+36
2 √n
4669.3041237426
3 √n
279.36249947821
4 √n
68.332306588777
5 √n
29.356269406504
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21802400
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21802401 can be divided by 4 positive divisors.
The sum of these divisors (counting 21802401) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011001010110110100001
3
Ternary
1112000200021100
4
Quaternary
1103022312201
5
Quinary
21040134101
6
Senary
2055145013
8
Octal
123126641
10
Decimal
21802401
12
Duodecimal
7375169
16
Hexadecimal
14cada1
20
Vigesimal
6g5601
36
Base36
czau9
md5
69083098ee38a45beb8cf4eef7e321d6
sha1
dcdab537bc1d0ce178f2966c1d4cfe63c12e73ee
sha256
1407d77e59bd521ea6782827bf25317eb1e6918953ef2ce21229008f8872fd52
sha512
dd8cd8699a8d90bbc13e8579c9ce80cb1e9535a10ae91d687ac2d32af31c08d00ca625ca5d660d936fc96ab1c0fa404374fcd04af4f9c10d8f0965ba1e6da370
ripemd-160
1d119cd487ec2ec83049e9cafeaf988a1b09c279
Diameter
43604802
Circumference
136988525.62444
Area
1.4933393840314E+15
Volume
4.3411178772994E+22
Surface area
5.9733575361255E+15
Circumference
136988525.62444
Perimeter
87209604
Area
475344689364801
Diagonal
30833251.186497
Surface area
2852068136188806
Volume
1.0363655530752E+22
Space diagonal
37762866.25899
Perimeter
65407203
Area
2.0583028827197E+14
Altitude
18881433.129495
Surface area
2.0583028827197E+14
Volume
1.2213685172793E+21
Height
10277750.395499