21353669 is an odd 8-digits composite number following 21353668
and preceding 21353670 . In scientific notation, it is written as 2.1353669 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 21153996 positive integers (up to 21353669) that are relatively prime to 21353669.
21353669 has 4 divisors, whose sum is 21553344
The reverse of 21353669 is 96635312
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million three hundred fifty-three thousand six hundred sixty-nine
Scientific notation
2.1353669 × 10^7
Engineering notation
2.1353669 × 10^6
Prime Factorization
107 × 199567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21353669
Product of the distinct prime numbers
The prime factorization of 21353669 is 107 × 199567.
Since it has a total of 2 prime factors.
4 , 10 , 21 , 63 , 103 , 278 , 9688 , 3637 , 16521 , 61702 , 775035 , 980884 , 9250595 , 3506903 , 18576313 , 3542621 , 135906150 , 325904286 , 9269766672 , 2989573400
n×2
42707338
n×3
64061007
n×4
85414676
n×5
106768345
n÷2
10676834.5
n÷3
7117889.6666667
n÷3
5338417.25
n÷5
4270733.8
n2
455979179761561
n3
9.7368284755199E+21
n4
2.0791701237603E+29
n5
4.4397910617466E+36
2 √n
4621.0030296463
3 √n
277.43260652735
4 √n
67.977959881467
5 √n
29.234421298045
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
-21353668
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 21353669 can be divided by 4 positive divisors.
The sum of these divisors (counting 21353669) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011101010011000101
3
Ternary
1111011212201122
4
Quaternary
1101131103011
5
Quinary
20431304134
6
Senary
2041403325
8
Octal
121352305
10
Decimal
21353669
12
Duodecimal
7199545
16
Hexadecimal
145d4c5
20
Vigesimal
6d9439
36
Base36
cpolh
md5
89946711c4dd141c864199bd195bf343
sha1
b6f72232028c54c510c25506f6b2279e363f7cd5
sha256
e1c6be0ecb051f5aeef9bb989b595a0cf2ebd051f784d09d68528f1480a52208
sha512
71885280436a3e2cbe83f4f29781bde7e5f73013dc4b14bea6f397abb8130cc03157095eefbfea7affe5834a57e3770255d38fadc3f5b41aaab2c1f48d407680
ripemd-160
8974106e44a04f850c4c687f8173d02e96c3e638
Diameter
42707338
Circumference
134169059.31518
Area
1.4325008413288E+15
Volume
4.0785531743943E+22
Surface area
5.7300033653153E+15
Circumference
134169059.31518
Perimeter
85414676
Area
455979179761561
Diagonal
30198648.306226
Surface area
2735875078569366
Volume
9.7368284755199E+21
Space diagonal
36985639.636009
Perimeter
64061007
Area
1.9744477663515E+14
Altitude
18492819.818004
Surface area
1.9744477663515E+14
Volume
1.1474962403817E+21
Height
10066216.102075