21801295 is an odd 8-digits composite number following 21801294
and preceding 21801296 . In scientific notation, it is written as 2.1801295 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 17422080 positive integers (up to 21801295) that are relatively prime to 21801295.
21801295 has 8 divisors, whose sum is 26190000
The reverse of 21801295 is 59210812
Previous prime number is 1249
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million eight hundred one thousand two hundred ninety-five
Scientific notation
2.1801295 × 10^7
Engineering notation
2.1801295 × 10^6
Prime Factorization
5 × 1249 × 3491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21801295
Product of the distinct prime numbers
The prime factorization of 21801295 is 5 × 1249 × 3491.
Since it has a total of 3 prime factors.
1 , 1 , 22 , 63 , 484 , 808 , 4089 , 2457 , 3035 , 53799 , 428848 , 369943 , 5474804 , 3510020 , 37485709 , 78119079 , 619491250 , 891655617 , 9935594259 , 5765008068
n×2
43602590
n×3
65403885
n×4
87205180
n×5
109006475
n÷2
10900647.5
n÷3
7267098.3333333
n÷3
5450323.75
n÷5
4360259
n2
475296463677025
n3
1.036207841708E+22
n4
2.2590672838389E+29
n5
4.925059227982E+36
2 √n
4669.1856891754
3 √n
279.35777553138
4 √n
68.331439975866
5 √n
29.355971561392
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
-21801294
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 21801295 can be divided by 8 positive divisors.
The sum of these divisors (counting 21801295) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011001010100101001111
3
Ternary
1112000121202101
4
Quaternary
1103022211033
5
Quinary
21040120140
6
Senary
2055135531
8
Octal
123124517
10
Decimal
21801295
12
Duodecimal
73745a7
16
Hexadecimal
14ca94f
20
Vigesimal
6g534f
36
Base36
cz9zj
md5
9922fbf3da3c7b9ceccce11b8fc64f2e
sha1
e6174cc5ab5744759a147aa37a09cea629f918b3
sha256
11c40e9a112dc338e56ca46bf6af4e30cec8bd7fb182682b2775e56a036b4dbe
sha512
775820502104268f548e19bde6ce81b7e2be70798a5dbb437dbbd648d342c69992c32a5d817af82b501f3259c741058fb463e80ccdc077feeaf55bf6ebe0bd1a
ripemd-160
abf242d3c6d197df004ba2d0ea3a8aea899b230e
Diameter
43602590
Circumference
136981576.42149
Area
1.4931878785649E+15
Volume
4.3404572574692E+22
Surface area
5.9727515142598E+15
Circumference
136981576.42149
Perimeter
87205180
Area
475296463677025
Diagonal
30831687.066297
Surface area
2851778782062150
Volume
1.036207841708E+22
Space diagonal
37760950.610797
Perimeter
65403885
Area
2.0580940593661E+14
Altitude
18880475.305399
Surface area
2.0580940593661E+14
Volume
1.2211826526506E+21
Height
10277229.022099