21802901 is an odd 8-digits prime number following 21802900
and preceding 21802902 . In scientific notation, it is written as 2.1802901 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 21802900 positive integers (up to 21802901) that are relatively prime to 21802901.
21802901 has 2 divisors, whose sum is 21802902
The reverse of 21802901 is 10920812
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million eight hundred two thousand nine hundred one
Scientific notation
2.1802901 × 10^7
Engineering notation
2.1802901 × 10^6
Prime Factorization
21802901
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21802901
Product of the distinct prime numbers
The prime factorization of 21802901 is 21802901.
Since it has a total of 1 prime factors.
1 , 5 , 100 , 73 , 324 , 684 , 2052 , 6196 , 47623 , 57840 , 847108 , 845509 , 6981817 , 8261718 , 47458214 , 9974999 , 879534287 , 610550425 , 9275587988 , 6761640379
n×2
43605802
n×3
65408703
n×4
87211604
n×5
109014505
n÷2
10901450.5
n÷3
7267633.6666667
n÷3
5450725.25
n÷5
4360580.2
n2
475366492015801
n3
1.0364368564138E+22
n4
2.2597330173141E+29
n5
4.926873526293E+36
2 √n
4669.3576646044
3 √n
279.36463502561
4 √n
68.332698355944
5 √n
29.356404052226
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21802902
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10901451
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4669.3577716855
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999082691
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21802901 can be divided by 2 positive divisors.
The sum of these divisors (counting 21802901) is 21802902, the average is 10901451.
Base
System
Value
2
Binary
1010011001010111110010101
3
Ternary
1112000200221212
4
Quaternary
1103022332111
5
Quinary
21040143101
6
Senary
2055151205
8
Octal
123127625
10
Decimal
21802901
12
Duodecimal
7375505
16
Hexadecimal
14caf95
20
Vigesimal
6g5751
36
Base36
czb85
md5
e4241c894c6dd7d358b4c4b54a2d9111
sha1
81ac990a6f6f40154c3d0cdb487fd066374836de
sha256
fb7e9401a1dc0da07ef835c22787b7f2bd5aa9413dd62f150b1922998a6b41c2
sha512
80ac9799113c9fe5a48c4535feed1af8923f55b9e5392f3f131613cd6344bedfa7f977f0c7ec7489f77745f20da6d03e99beac7d4d692ea3c797ff9d71602f84
ripemd-160
d1668d18912b4991112140e15c61897676c14551
Diameter
43605802
Circumference
136991667.21709
Area
1.4934078790796E+15
Volume
4.3414165520256E+22
Surface area
5.9736315163184E+15
Circumference
136991667.21709
Perimeter
87211604
Area
475366492015801
Diagonal
30833958.293278
Surface area
2852198952094806
Volume
1.0364368564138E+22
Space diagonal
37763732.284394
Perimeter
65408703
Area
2.0583972909679E+14
Altitude
18881866.142197
Surface area
2.0583972909679E+14
Volume
1.2214525490698E+21
Height
10277986.097759