21356722 is an even 8-digits composite number following 21356721
and preceding 21356723 . In scientific notation, it is written as 2.1356722 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 10116324 positive integers (up to 21356722) that are relatively prime to 21356722.
21356722 has 8 divisors, whose sum is 33721200
The reverse of 21356722 is 22765312
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million three hundred fifty-six thousand seven hundred twenty-two
Scientific notation
2.1356722 × 10^7
Engineering notation
2.1356722 × 10^6
Prime Factorization
2 × 19 × 562019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21356722
Product of the distinct prime numbers
The prime factorization of 21356722 is 2 × 19 × 562019.
Since it has a total of 3 prime factors.
5 , 3 , 30 , 41 , 245 , 110 , 4703 , 885 , 74537 , 95427 , 711022 , 996068 , 6523758 , 726599 , 66060967 , 90573001 , 302099198 , 987379337 , 1345624646 , 2474004221
n×2
42713444
n×3
64070166
n×4
85426888
n×5
106783610
n÷2
10678361
n÷3
7118907.3333333
n÷3
5339180.5
n÷5
4271344.4
n2
456109574585284
n3
9.7410053859562E+21
n4
2.0803594402837E+29
n5
4.4429658226214E+36
2 √n
4621.3333573764
3 √n
277.44582769612
4 √n
67.980389505919
5 √n
29.23525719734
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
-21356721
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 21356722 can be divided by 8 positive divisors.
The sum of these divisors (counting 21356722) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011110000010110010
3
Ternary
1111012000220201
4
Quaternary
1101132002302
5
Quinary
20431403342
6
Senary
2041425414
8
Octal
121360262
10
Decimal
21356722
12
Duodecimal
719b26a
16
Hexadecimal
145e0b2
20
Vigesimal
6d9bg2
36
Base36
cpqya
md5
dbfbc31c9b203223985d8f90bdfc4dbc
sha1
0e87da089a87597db31f302e363697f2e1efc2ce
sha256
f50946fbaac736833f7e6f4ff9bcf1e04fe6bb64933006bb4e420827181e1be1
sha512
ac02a2a382eb0174e28c4f7d01077e82ddc6bd10b6ccbe298ae6b561196d9acd1cffa0c2a43572d27d8a5ed7ee89dfd14b057f1a4043bca487cd037cb93820ea
ripemd-160
060f0805c889b6ca673573b523a3e2dadfe30767
Diameter
42713444
Circumference
134188241.87992
Area
1.4329104887491E+15
Volume
4.0803027945465E+22
Surface area
5.7316419549964E+15
Circumference
134188241.87992
Perimeter
85426888
Area
456109574585284
Diagonal
30202965.900232
Surface area
2736657447511704
Volume
9.7410053859562E+21
Space diagonal
36990927.587124
Perimeter
64070166
Area
1.9750123925008E+14
Altitude
18495463.793562
Surface area
1.9750123925008E+14
Volume
1.1479884939974E+21
Height
10067655.300077