21961353 is an odd 8-digits composite number following 21961352
and preceding 21961354 . In scientific notation, it is written as 2.1961353 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14640900 positive integers (up to 21961353) that are relatively prime to 21961353.
21961353 has 4 divisors, whose sum is 29281808
The reverse of 21961353 is 35316912
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million nine hundred sixty-one thousand three hundred fifty-three
Scientific notation
2.1961353 × 10^7
Engineering notation
2.1961353 × 10^6
Prime Factorization
3 × 7320451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21961353
Product of the distinct prime numbers
The prime factorization of 21961353 is 3 × 7320451.
Since it has a total of 2 prime factors.
5 , 4 , 98 , 82 , 405 , 430 , 4883 , 5216 , 67430 , 6636 , 510594 , 929374 , 1877319 , 7882500 , 43953961 , 8268604 , 841986895 , 36054633 , 8977220634 , 412172082
n×2
43922706
n×3
65884059
n×4
87845412
n×5
109806765
n÷2
10980676.5
n÷3
7320451
n÷3
5490338.25
n÷5
4392270.6
n2
482301025590609
n3
1.0591983075257E+22
n4
2.3261427928575E+29
n5
5.108524300235E+36
2 √n
4686.2941649026
3 √n
280.03976051013
4 √n
68.456512947291
5 √n
29.39894992723
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
-21961352
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 21961353 can be divided by 4 positive divisors.
The sum of these divisors (counting 21961353) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011110001101010001001
3
Ternary
1112022202022110
4
Quaternary
1103301222021
5
Quinary
21110230403
6
Senary
2102412533
8
Octal
123615211
10
Decimal
21961353
12
Duodecimal
7431149
16
Hexadecimal
14f1a89
20
Vigesimal
6h537d
36
Base36
d2phl
md5
e003404d517e3f005455134272d5c306
sha1
864fd4a93b90e942cfe5b969490faf6cff8e0e59
sha256
686c9e7426a882b01ceb07e75e2d061dd011a4ed752868f9ddf4b455f9d64336
sha512
aafcaf0e8e3ec9bfa6e69ddbef701e035ff7ae9f8f563a8762c0214cb0ad3abd6b359cdb7b166565cd7ef2eec088cb1eaa47a098b917b123e10248db73cb0221
ripemd-160
12f777499790422aba832015d316c9d69e165df8
Diameter
43922706
Circumference
137987250.49538
Area
1.5151933588143E+15
Volume
4.4367594954901E+22
Surface area
6.0607734352571E+15
Circumference
137987250.49538
Perimeter
87845412
Area
482301025590609
Diagonal
31058043.260663
Surface area
2893806153543654
Volume
1.0591983075257E+22
Space diagonal
38038179.198955
Perimeter
65884059
Area
2.0884247021638E+14
Altitude
19019089.599478
Surface area
2.0884247021638E+14
Volume
1.2482771764546E+21
Height
10352681.086888