2189391 is an odd 7-digits composite number following 2189390
and preceding 2189392 . In scientific notation, it is written as 2.189391 × 10^6.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 1453632 positive integers (up to 2189391) that are relatively prime to 2189391.
2189391 has 8 divisors, whose sum is 2931120
The reverse of 2189391 is 1939812
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
two million one hundred eighty-nine thousand three hundred ninety-one
Scientific notation
2.189391 × 10^6
Engineering notation
2.189391 × 10^6
Prime Factorization
3 × 269 × 2713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2189391
Product of the distinct prime numbers
The prime factorization of 2189391 is 3 × 269 × 2713.
Since it has a total of 3 prime factors.
7 , 8 , 62 , 78 , 647 , 685 , 1742 , 8676 , 39295 , 27016 , 318967 , 401113 , 9553416 , 9360548 , 44195297 , 85485175 , 271330823 , 528863308 , 8603919798 , 4874847826
n×2
4378782
n×3
6568173
n×4
8757564
n×5
10946955
n÷2
1094695.5
n÷3
729797
n÷3
547347.75
n÷5
437878.2
n2
4793432950881
n3
1.0494698961762E+19
n4
2.2976999454592E+25
n5
5.0305635812888E+31
2 √n
1479.6590823565
3 √n
129.84974751136
4 √n
38.466337002065
5 √n
18.538076316137
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
-2189390
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 2189391 can be divided by 8 positive divisors.
The sum of these divisors (counting 2189391) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010110100001001111
3
Ternary
11010020021120
4
Quaternary
20112201033
5
Quinary
1030030031
6
Senary
114532023
8
Octal
10264117
10
Decimal
2189391
12
Duodecimal
897013
16
Hexadecimal
21684f
20
Vigesimal
ddd9b
36
Base36
1axcf
md5
fcd28f10513988365decf74934c3967c
sha1
0beb6ab6d86fe4c53c8b7f51b1f71cde11e9c68e
sha256
c23820944916e953e0bceee6137aba8f3c8157743f118b33427be7f8d54772cd
sha512
e4e0e83709f7f9eefe4b7a2dffbe07fe01845ea53c5f82a9a0ea96fac670dcce50f50e7fba3cf4bf5390c67e16406048e98aa7b476eccb0e3f5d83881959d4f4
ripemd-160
68d6ea20df155f55b909d639e6a7c9a3945e406a
Diameter
4378782
Circumference
13756349.362871
Area
15059013743963
Volume
4.3960092213212E+19
Surface area
60236054975852
Circumference
13756349.362871
Perimeter
8757564
Area
4793432950881
Diagonal
3096266.4455376
Surface area
28760597705286
Volume
1.0494698961762E+19
Space diagonal
3792136.449634
Perimeter
6568173
Area
2075617353400.2
Altitude
1896068.224817
Surface area
2075617353400.2
Volume
1.2368121337289E+18
Height
1032088.8151792