21093389 is an odd 8-digits composite number following 21093388
and preceding 21093390 . In scientific notation, it is written as 2.1093389 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 20825856 positive integers (up to 21093389) that are relatively prime to 21093389.
21093389 has 8 divisors, whose sum is 21362880
The reverse of 21093389 is 98339012
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million ninety-three thousand three hundred eighty-nine
Scientific notation
2.1093389 × 10^7
Engineering notation
2.1093389 × 10^6
Prime Factorization
263 × 139 × 577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21093389
Product of the distinct prime numbers
The prime factorization of 21093389 is 263 × 139 × 577.
Since it has a total of 3 prime factors.
8 , 4 , 84 , 29 , 948 , 976 , 196 , 3580 , 3729 , 17272 , 747382 , 70128 , 9421933 , 2428209 , 45748494 , 79105410 , 970664713 , 29324829 , 3369535475 , 965138294
n×2
42186778
n×3
63280167
n×4
84373556
n×5
105466945
n÷2
10546694.5
n÷3
7031129.6666667
n÷3
5273347.25
n÷5
4218677.8
n2
444931059505321
n3
9.3851039163279E+21
n4
1.9796364771253E+29
n5
4.1757242290593E+36
2 √n
4592.7539668482
3 √n
276.30078616934
4 √n
67.769860313035
5 √n
29.162803554502
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
-21093388
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 21093389 can be divided by 8 positive divisors.
The sum of these divisors (counting 21093389) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101110000001101
3
Ternary
1110200122200122
4
Quaternary
1100131300031
5
Quinary
20344442024
6
Senary
2032034325
8
Octal
120356015
10
Decimal
21093389
12
Duodecimal
70929a5
16
Hexadecimal
141dc0d
20
Vigesimal
6bgd99
36
Base36
ck3rh
md5
f4b56cb5a59da2cae836bd130d65820e
sha1
07c1f4f36f337194fea551afce9b0073a0088bec
sha256
34d7d5224b12774bb3d362583271ada52d44ccffc32e9d8663dec20da4eea831
sha512
a6e96cfc94192e63ba73a9f543080e27dc96a58d02680e114697e2fe3c85070601faa30a4ab615ba78590d37f8e9fbf7115767727f5d01d1aa8f532facfd7e2c
ripemd-160
d3278e271e6c3554310756b901e059dd8ec38e89
Diameter
42186778
Circumference
132533671.84342
Area
1.3977921478958E+15
Volume
3.9312231355617E+22
Surface area
5.5911685915834E+15
Circumference
132533671.84342
Perimeter
84373556
Area
444931059505321
Diagonal
29830556.800211
Surface area
2669586357031926
Volume
9.3851039163279E+21
Space diagonal
36534821.451814
Perimeter
63280167
Area
1.9266080023217E+14
Altitude
18267410.725907
Surface area
1.9266080023217E+14
Volume
1.1060451035626E+21
Height
9943518.9334038