21361207 is an odd 8-digits composite number following 21361206
and preceding 21361208 . In scientific notation, it is written as 2.1361207 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 18221280 positive integers (up to 21361207) that are relatively prime to 21361207.
21361207 has 8 divisors, whose sum is 21902400
The reverse of 21361207 is 70216312
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million three hundred sixty-one thousand two hundred seven
Scientific notation
2.1361207 × 10^7
Engineering notation
2.1361207 × 10^6
Prime Factorization
49 × 233 × 1871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21361207
Product of the distinct prime numbers
The prime factorization of 21361207 is 49 × 233 × 1871.
Since it has a total of 3 prime factors.
7 , 1 , 87 , 94 , 448 , 465 , 3153 , 1326 , 5102 , 72162 , 705531 , 260780 , 5934175 , 5343461 , 29222011 , 97097271 , 209663087 , 456736052 , 8451482460 , 4198156122
n×2
42722414
n×3
64083621
n×4
85444828
n×5
106806035
n÷2
10680603.5
n÷3
7120402.3333333
n÷3
5340301.75
n÷5
4272241.4
n2
456301164496849
n3
9.7471436291582E+21
n4
2.0821075272118E+29
n5
4.4476329885029E+36
2 √n
4621.8185814677
3 √n
277.46524792739
4 √n
67.983958265665
5 √n
29.236484999206
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
-21361206
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 21361207 can be divided by 8 positive divisors.
The sum of these divisors (counting 21361207) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011111001000110111
3
Ternary
1111012021001211
4
Quaternary
1101133020313
5
Quinary
20432024312
6
Senary
2041502251
8
Octal
121371067
10
Decimal
21361207
12
Duodecimal
71a1987
16
Hexadecimal
145f237
20
Vigesimal
6da307
36
Base36
cpuev
md5
070071e1a903737b269f2518009f4435
sha1
1db28e6ffc410c343553c03f77cfe9e23168e8b6
sha256
a630cf270031c470cb19ada14b1f5cf56fd8fa4d06fafbc3961168bee4d67f13
sha512
f988323d5d5778bef2acbae3513fb4ef59d1d825d95f535e65be4cc63f7225bb4dd984ecce12f88492afa9bf41cab974dae65e139fb4299af194c3d991f5ec89
ripemd-160
1aa7a7f337fe4c4baca494f82f89b596f00766b9
Diameter
42722414
Circumference
134216421.96602
Area
1.4335123862078E+15
Volume
4.0828739758464E+22
Surface area
5.7340495448311E+15
Circumference
134216421.96602
Perimeter
85444828
Area
456301164496849
Diagonal
30209308.648059
Surface area
2737806986981094
Volume
9.7471436291582E+21
Space diagonal
36998695.834996
Perimeter
64083621
Area
1.9758420011535E+14
Altitude
18499347.917498
Surface area
1.9758420011535E+14
Volume
1.1487118928962E+21
Height
10069769.549353