2155409849 is an odd 10-digits prime number following 2155409848
and preceding 2155409850 . In scientific notation, it is written as 2.155409849 × 10^9.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 2155409848 positive integers (up to 2155409849) that are relatively prime to 2155409849.
2155409849 has 2 divisors, whose sum is 2155409850
The reverse of 2155409849 is 9489045512
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 47 Digital Root 2
Name
two billion one hundred fifty-five million four hundred nine thousand eight hundred forty-nine
Scientific notation
2.155409849 × 10^9
Engineering notation
2.155409849 × 10^9
Prime Factorization
2155409849
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
2155409849 Product of the distinct prime numbers
The prime factorization of 2155409849 is 2155409849.
Since it has a total of 1 prime factors.
7 , 7 , 53 , 71 , 772 , 725 , 9422 , 8224 , 36546 , 56908 , 871710 , 498473 , 2269610 , 2521802 , 10083203 , 54672099 , 654816832 , 422998835 , 3075382758 , 3889245714
n×2
4310819698
n×3
6466229547
n×4
8621639396
n×5
10777049245
n÷2
1077704924.5
n÷3
718469949.66667
n÷3
538852462.25
n÷5
431081969.8
n2
4645791617166202801
n3
1.0013585008042E+28
n4
2.1583379750132E+37
n5
4.6521029288141E+46
2 √n46426.391729274
3 √n1291.7444997696
4 √n215.4678438405
5 √n73.5708836965
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
2155409850 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
1077704925 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
46426.391740044 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999990721 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2155409849 can be divided by 2 positive divisors.
The sum of these divisors (counting 2155409849) is 2155409850, the average is 1077704925.
Base
System
Value
2
Binary
10000000011110001111000110111001
3
Ternary
12120012210011110102
4
Quaternary
2000132033012321
5
Quinary
13403241103344
6
Senary
553513525145
8
Octal
20036170671
10
Decimal
2155409849
12
Duodecimal
501a137b5
16
Hexadecimal
8078f1b9
20
Vigesimal
1ddb64c9
36
Base36
zn9wvt
md5
8d2050167506f7aa45f84e3c4a8241a0
sha1
2ede172450016dc66b82af5904fe74f562762ca1
sha256
f9d4433eb1988ebe3c1863a54012196899fe41b05e77390c0ce82094748e4814
sha512
cad05523b4dce4fd913058b593dc249ed43b7e51fb8002c00ff1a33fa63922a4ad3a5dd1db25bf946a6252729ea33517994dd11e91c36d824fe4c497712102ab
ripemd-160
57ffc2aef55702e4d896a6fa9a027a3a681ef52d
Diameter
4310819698
Circumference
13542839494.187
Area
1.4595184814598E+19
Volume
4.1944806796481E+28
Surface area
5.8380739258394E+19
Circumference
13542839494.187
Perimeter
8621639396
Area
4645791617166202801
Diagonal
3048209840.9283
Surface area
2.7874749702997E+19
Volume
1.0013585008042E+28
Space diagonal
3733279369.6024
Perimeter
6466229547
Area
2.0116867805774E+18
Altitude
1866639684.8012
Surface area
2.0116867805774E+18
Volume
1.180112310529E+27
Height
1016069946.9761