21352647 is an odd 8-digits composite number following 21352646
and preceding 21352648 . In scientific notation, it is written as 2.1352647 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 14172480 positive integers (up to 21352647) that are relatively prime to 21352647.
21352647 has 8 divisors, whose sum is 28595440
The reverse of 21352647 is 74625312
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million three hundred fifty-two thousand six hundred forty-seven
Scientific notation
2.1352647 × 10^7
Engineering notation
2.1352647 × 10^6
Prime Factorization
3 × 229 × 31081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21352647
Product of the distinct prime numbers
The prime factorization of 21352647 is 3 × 229 × 31081.
Since it has a total of 3 prime factors.
1 , 10 , 24 , 87 , 426 , 5 , 5494 , 4204 , 43088 , 72378 , 640718 , 143692 , 3819606 , 862099 , 83891817 , 88357712 , 995501730 , 451585808 , 657430689 , 7702980654
n×2
42705294
n×3
64057941
n×4
85410588
n×5
106763235
n÷2
10676323.5
n÷3
7117549
n÷3
5338161.75
n÷5
4270529.4
n2
455935533906609
n3
9.7354305102644E+21
n4
2.078772110787E+29
n5
4.4387287075081E+36
2 √n
4620.8924462705
3 √n
277.42818042385
4 √n
67.977146499912
5 √n
29.234141457137
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
-21352646
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 21352647 can be divided by 8 positive divisors.
The sum of these divisors (counting 21352647) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011101000011000111
3
Ternary
1111011211022210
4
Quaternary
1101131003013
5
Quinary
20431241042
6
Senary
2041354503
8
Octal
121350307
10
Decimal
21352647
12
Duodecimal
7198a33
16
Hexadecimal
145d0c7
20
Vigesimal
6d91c7
36
Base36
cpnt3
md5
7160c9303319c55e2d50befd8b2b0996
sha1
dcdea5fa5f5b3760ffbd29cd4c0e1fa25f1f5d36
sha256
dd3239a2d4ed67aa0e766142da24b3fe06d39f73b22da97965671346f41b5cc3
sha512
bd9e560f1a9d5928816c0f94a483626e770e3ba349bd127f00b0169583fe59cd4dcfa40a5aa018ff7ec4c63b2716921418ffd46a2bda8f1b479edbdde5930239
ripemd-160
07f018752d6816d41ba44ea98b4014efc6849a40
Diameter
42705294
Circumference
134162637.89979
Area
1.4323637238315E+15
Volume
4.0779675960774E+22
Surface area
5.7294548953262E+15
Circumference
134162637.89979
Perimeter
85410588
Area
455935533906609
Diagonal
30197202.979965
Surface area
2735613203439654
Volume
9.7354305102644E+21
Space diagonal
36983869.480083
Perimeter
64057941
Area
1.9742587742557E+14
Altitude
18491934.740042
Surface area
1.9742587742557E+14
Volume
1.1473314885964E+21
Height
10065734.326655