21103493 is an odd 8-digits prime number following 21103492
and preceding 21103494 . In scientific notation, it is written as 2.1103493 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 21103492 positive integers (up to 21103493) that are relatively prime to 21103493.
21103493 has 2 divisors, whose sum is 21103494
The reverse of 21103493 is 39430112
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred three thousand four hundred ninety-three
Scientific notation
2.1103493 × 10^7
Engineering notation
2.1103493 × 10^6
Prime Factorization
21103493
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21103493
Product of the distinct prime numbers
The prime factorization of 21103493 is 21103493.
Since it has a total of 1 prime factors.
2 , 5 , 42 , 61 , 501 , 473 , 624 , 1109 , 8613 , 60167 , 555329 , 795087 , 8140372 , 3465669 , 2128504 , 50145982 , 570322415 , 901316177 , 1744771833 , 8303319009
n×2
42206986
n×3
63310479
n×4
84413972
n×5
105517465
n÷2
10551746.5
n÷3
7034497.6666667
n÷3
5275873.25
n÷5
4220698.6
n2
445357416801049
n3
9.398597127959E+21
n4
1.983432286997E+29
n5
4.1857349384616E+36
2 √n
4593.8538287586
3 √n
276.34489631687
4 √n
67.777974510593
5 √n
29.165596889654
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21103494
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10551747
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4593.8539375997
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999905229
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21103493 can be divided by 2 positive divisors.
The sum of these divisors (counting 21103493) is 21103494, the average is 10551747.
Base
System
Value
2
Binary
1010000100000001110000101
3
Ternary
1110201011112212
4
Quaternary
1100200032011
5
Quinary
20400302433
6
Senary
2032153205
8
Octal
120401605
10
Decimal
21103493
12
Duodecimal
7098805
16
Hexadecimal
1420385
20
Vigesimal
6bhied
36
Base36
ckbk5
md5
05f33e4e33067b69362c347462f8565e
sha1
46867ab2ab39bd6ba63e109c4dda4f0b8bd46622
sha256
6d853f86ffea10c51e618b7c0004d2459a02d206a100efc15626952a3fa4df3f
sha512
f042356ea3ea4a1fd9e0ba9f3a419558f5b00804a2f4280127965c87c71402cdcfec69acbc872f7f6346ec49f5ed90f26249b194c144ac33937f74e95a4a0f56
ripemd-160
5b9b3f6ce137e310fab13cbb3b08f701403043bd
Diameter
42206986
Circumference
132597157.14777
Area
1.3991315888439E+15
Volume
3.9368751588328E+22
Surface area
5.5965263553756E+15
Circumference
132597157.14777
Perimeter
84413972
Area
445357416801049
Diagonal
29844846.014046
Surface area
2672144500806294
Volume
9.398597127959E+21
Space diagonal
36552322.093174
Perimeter
63310479
Area
1.9284541835676E+14
Altitude
18276161.046587
Surface area
1.9284541835676E+14
Volume
1.1076352938034E+21
Height
9948282.0046819