21093571 is an odd 8-digits composite number following 21093570
and preceding 21093572 . In scientific notation, it is written as 2.1093571 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 20805120 positive integers (up to 21093571) that are relatively prime to 21093571.
21093571 has 8 divisors, whose sum is 21384000
The reverse of 21093571 is 17539012
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million ninety-three thousand five hundred seventy-one
Scientific notation
2.1093571 × 10^7
Engineering notation
2.1093571 × 10^6
Prime Factorization
449 × 109 × 431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21093571
Product of the distinct prime numbers
The prime factorization of 21093571 is 449 × 109 × 431.
Since it has a total of 3 prime factors.
7 , 4 , 61 , 30 , 358 , 855 , 752 , 406 , 51913 , 95559 , 841162 , 407793 , 8436480 , 9272336 , 39645874 , 72485917 , 356753341 , 158791790 , 641496218 , 2458719820
n×2
42187142
n×3
63280713
n×4
84374284
n×5
105467855
n÷2
10546785.5
n÷3
7031190.3333333
n÷3
5273392.75
n÷5
4218714.2
n2
444938737532041
n3
9.3853468507825E+21
n4
1.9797048015661E+29
n5
4.1759043790875E+36
2 √n
4592.7737806254
3 √n
276.30158083536
4 √n
67.770006497162
5 √n
29.162853879388
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
-21093570
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 21093571 can be divided by 8 positive divisors.
The sum of these divisors (counting 21093571) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101110011000011
3
Ternary
1110200122221101
4
Quaternary
1100131303003
5
Quinary
20344443241
6
Senary
2032035231
8
Octal
120356303
10
Decimal
21093571
12
Duodecimal
7092b17
16
Hexadecimal
141dcc3
20
Vigesimal
6bgdib
36
Base36
ck3wj
md5
d64a12ad1b963733c84bb935d903b8f9
sha1
5a0aebc0c43516cf6904bddf98ee351f423bd895
sha256
9e87e01ab2df46cce4f3adef040d421f8a6837dcc2c00c91c1878f581e8599b5
sha512
956cf9bd4a6b6a02c219b333f9d2c17f52d82ddd0c2deb5f5194927728e76d70447d5efb0562e817dab3ab6d46092a90bde9f6b79e6420b39bd0df8d102728ac
ripemd-160
aa22dd06375bb985a5512ef83c52dd8b04fd868e
Diameter
42187142
Circumference
132534815.38315
Area
1.3978162691282E+15
Volume
3.931324895708E+22
Surface area
5.5912650765127E+15
Circumference
132534815.38315
Perimeter
84374284
Area
444938737532041
Diagonal
29830814.18708
Surface area
2669632425192246
Volume
9.3853468507825E+21
Space diagonal
36535136.685061
Perimeter
63280713
Area
1.9266412491526E+14
Altitude
18267568.342531
Surface area
1.9266412491526E+14
Volume
1.1060737336627E+21
Height
9943604.7290266