2155252009 is an odd 10-digits composite number following 2155252008
and preceding 2155252010 . In scientific notation, it is written as 2.155252009 × 10^9.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2127970260 positive integers (up to 2155252009) that are relatively prime to 2155252009.
2155252009 has 4 divisors, whose sum is 2182533760
The reverse of 2155252009 is 9002525512
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
two billion one hundred fifty-five million two hundred fifty-two thousand nine
Scientific notation
2.155252009 × 10^9
Engineering notation
2.155252009 × 10^9
Prime Factorization
79 × 27281671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155252009
Product of the distinct prime numbers
The prime factorization of 2155252009 is 79 × 27281671.
Since it has a total of 2 prime factors.
1 , 6 , 9 , 17 , 222 , 71 , 467 , 1693 , 87169 , 24990 , 467267 , 995896 , 3504865 , 5227151 , 34278861 , 68065962 , 943006891 , 62015110 , 9927288768 , 2843512565
n×2
4310504018
n×3
6465756027
n×4
8621008036
n×5
10776260045
n÷2
1077626004.5
n÷3
718417336.33333
n÷3
538813002.25
n÷5
431050401.8
n2
4645111222298536081
n3
1.0011385293887E+28
n4
2.1577058267524E+37
n5
4.6503998179391E+46
2 √n
46424.691802962
3 √n
1291.7129676491
4 √n
215.46389907119
5 √n
73.569806150301
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2155252008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2155252009 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155252009) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000011101101000100100101001
3
Ternary
12120012111010221111
4
Quaternary
2000131220210221
5
Quinary
13403221031014
6
Senary
553510310321
8
Octal
20035504451
10
Decimal
2155252009
12
Duodecimal
5019583a1
16
Hexadecimal
80768929
20
Vigesimal
1dda6a09
36
Base36
zn6j3d
md5
f9231324caf5e60bfe1356bc28cbe837
sha1
155227f67f7e278584d00dcccc802b72cd216661
sha256
078cbd812b68552269b2cdf9b1531c53eadd3587182e69d9b3060a248723c940
sha512
926aae07aeb667022e99cdb6ffe68b4c222187ebf0ad4869e636ecb7d488db402859369bb611042b3001d557dd68556059d1c7ed843a6a1c6e2fd1f72d1e8aeb
ripemd-160
65202233d2659a1a39de4a04363de37144778119
Diameter
4310504018
Circumference
13541847756.218
Area
1.4593047291081E+19
Volume
4.1935592655378E+28
Surface area
5.8372189164322E+19
Circumference
13541847756.218
Perimeter
8621008036
Area
4645111222298536081
Diagonal
3047986621.4597
Surface area
2.7870667333791E+19
Volume
1.0011385293887E+28
Space diagonal
3733005982.7029
Perimeter
6465756027
Area
2.0113921609574E+18
Altitude
1866502991.3514
Surface area
2.0113921609574E+18
Volume
1.1798530717298E+27
Height
1015995540.4866