2149809 is an odd 7-digits composite number following 2149808
and preceding 2149810 . In scientific notation, it is written as 2.149809 × 10^6.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 1412880 positive integers (up to 2149809) that are relatively prime to 2149809.
2149809 has 8 divisors, whose sum is 2907072
The reverse of 2149809 is 9089412
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
two million one hundred forty-nine thousand eight hundred nine
Scientific notation
2.149809 × 10^6
Engineering notation
2.149809 × 10^6
Prime Factorization
3 × 71 × 10093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2149809
Product of the distinct prime numbers
The prime factorization of 2149809 is 3 × 71 × 10093.
Since it has a total of 3 prime factors.
6 , 10 , 75 , 62 , 76 , 819 , 2055 , 3238 , 54762 , 3341 , 600363 , 694084 , 5527818 , 3632275 , 88814481 , 88400710 , 997917452 , 519841308 , 2325816900 , 4492868129
n×2
4299618
n×3
6449427
n×4
8599236
n×5
10749045
n÷2
1074904.5
n÷3
716603
n÷3
537452.25
n÷5
429961.8
n2
4621678736481
n3
9.9357265427955E+18
n4
2.1359914343241E+25
n5
4.5919736094328E+31
2 √n
1466.2226979555
3 √n
129.06246599127
4 √n
38.291287494096
5 √n
18.470556280052
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
-2149808
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 2149809 can be divided by 8 positive divisors.
The sum of these divisors (counting 2149809) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001100110110110001
3
Ternary
11001012222120
4
Quaternary
20030312301
5
Quinary
1022243214
6
Senary
114024453
8
Octal
10146661
10
Decimal
2149809
12
Duodecimal
878129
16
Hexadecimal
20cdb1
20
Vigesimal
d8ea9
36
Base36
1a2sx
md5
c16667aa6ca5286e7a6e943283f13ccc
sha1
f5ad9f35b086bd6f039f182be01b93b20b74468e
sha256
c3aaf462ca780a646908fa15c06906c9a997f59630e483a4add1bffd899dd6ca
sha512
28a4e4f39a811bdcd83ff2ae1dbfd8e0d62653964baaf7cbb05a3fa579d6dabf0bfacd4c75e57a813d833454592c0f1927fb4cf23c3cb2b12ec2f8f0a46ffc64
ripemd-160
3b71a2eb2e5814fb75fe8b0465ac2c0344f33428
Diameter
4299618
Circumference
13507648.322042
Area
14519431965781
Volume
4.1618674019898E+19
Surface area
58077727863123
Circumference
13507648.322042
Perimeter
8599236
Area
4621678736481
Diagonal
3040289.0443117
Surface area
27730072418886
Volume
9.9357265427955E+18
Space diagonal
3723578.4145688
Perimeter
6449427
Area
2001245596961.5
Altitude
1861789.2072844
Surface area
2001245596961.5
Volume
1.1709366024043E+18
Height
1013429.6814372