2155443 is an odd 7-digits composite number following 2155442
and preceding 2155444 . In scientific notation, it is written as 2.155443 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 1433544 positive integers (up to 2155443) that are relatively prime to 2155443.
2155443 has 8 divisors, whose sum is 2880768
The reverse of 2155443 is 3445512
Previous prime number is 967
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million one hundred fifty-five thousand four hundred forty-three
Scientific notation
2.155443 × 10^6
Engineering notation
2.155443 × 10^6
Prime Factorization
3 × 967 × 743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2155443
Product of the distinct prime numbers
The prime factorization of 2155443 is 3 × 967 × 743.
Since it has a total of 3 prime factors.
2 , 2 , 98 , 90 , 992 , 90 , 1847 , 9264 , 63083 , 88593 , 457639 , 547463 , 8964724 , 5189674 , 80827352 , 7420556 , 468121771 , 655598204 , 9500298977 , 6866899873
n×2
4310886
n×3
6466329
n×4
8621772
n×5
10777215
n÷2
1077721.5
n÷3
718481
n÷3
538860.75
n÷5
431088.6
n2
4645934526249
n3
1.0014047053062E+19
n4
2.1584707622193E+25
n5
4.6524606951302E+31
2 √n
1468.1427042355
3 √n
129.17511222382
4 √n
38.316350351195
5 √n
18.480227297161
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
-2155442
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 2155443 can be divided by 8 positive divisors.
The sum of these divisors (counting 2155443) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001110001110110011
3
Ternary
11001111201020
4
Quaternary
20032032303
5
Quinary
1022433233
6
Senary
114110523
8
Octal
10161663
10
Decimal
2155443
12
Duodecimal
87b443
16
Hexadecimal
20e3b3
20
Vigesimal
d98c3
36
Base36
1a75f
md5
aae622816042004853c9c5be79c15e0f
sha1
5137b31e30c0b86c5430a9796091883510d40fc9
sha256
019266c9910b513bb8dba95b78582e808b075db09caa527307e1edde8c5ac84e
sha512
495bb8e8a08d4b3adaabd652f0ac00ac3a5811f8400758e545ab5dfa6518d76d858a3e53b2f47ec52b4c2ef60949a5e1c89bbb0aad76f1415cbf91e0c15f0218
ripemd-160
8924181e300266d6222404158e0e02c5d7b83463
Diameter
4310886
Circumference
13543047.788063
Area
14595633776723
Volume
4.1946742206135E+19
Surface area
58382535106892
Circumference
13543047.788063
Perimeter
8621772
Area
4645934526249
Diagonal
3048256.7235222
Surface area
27875607157494
Volume
1.0014047053062E+19
Space diagonal
3733336.7888187
Perimeter
6466329
Area
2011748662025.4
Altitude
1866668.3944093
Surface area
2011748662025.4
Volume
1.1801667630569E+18
Height
1016085.5745074