2130485985 is an odd 10-digits composite number following 2130485984
and preceding 2130485986 . In scientific notation, it is written as 2.130485985 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 1069420032 positive integers (up to 2130485985) that are relatively prime to 2130485985.
2130485985 has 8 divisors, whose sum is 2573293800
The reverse of 2130485985 is 5895840312
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
two billion one hundred thirty million four hundred eighty-five thousand nine hundred eighty-five
Scientific notation
2.130485985 × 10^9
Engineering notation
2.130485985 × 10^9
Prime Factorization
153 × 5 × 2784949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2130485985
Product of the distinct prime numbers
The prime factorization of 2130485985 is 153 × 5 × 2784949.
Since it has a total of 3 prime factors.
1 , 7 , 74 , 17 , 716 , 776 , 450 , 3421 , 61034 , 1410 , 197864 , 162339 , 5626042 , 8172768 , 62286755 , 13856301 , 472576893 , 53841727 , 1865511566 , 8395643592
n×2
4260971970
n×3
6391457955
n×4
8521943940
n×5
10652429925
n÷2
1065242992.5
n÷3
710161995
n÷3
532621496.25
n÷5
426097197
n2
4538970532281420225
n3
9.6702131053536E+27
n4
2.0602253492919E+37
n5
4.3892812326081E+46
2 √n
46157.187793452
3 √n
1286.7461985241
4 √n
214.842239314
5 √n
73.39994530986
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
-2130485984
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 2130485985 can be divided by 8 positive divisors.
The sum of these divisors (counting 2130485985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111110111111001010001011100001
3
Ternary
12111110212220100100
4
Quaternary
1332333022023201
5
Quinary
13330401022420
6
Senary
551223413013
8
Octal
17677121341
10
Decimal
2130485985
12
Duodecimal
4b55b4169
16
Hexadecimal
7efca2e1
20
Vigesimal
1d5faej5
36
Base36
z8fpi9
md5
de442d81ae16bc7d92e630888edf0b12
sha1
c3898d09ea90f876daa411f758e29a9af48e0b85
sha256
f40353da9d4bd19a33f4bc68c3df9fce3a21c82dd5d8898307b7abeed4e41d42
sha512
2fe77b89785fc9721cee93a1acce6b53b7504812b1bb0e02e06564e8e2d08218c87b8ecf4b320436abe9764f3981bb51cf747156ec87585c6a017a5e0d20563c
ripemd-160
aa760cc6a5f591c863fa4625c629a390592d0d4f
Diameter
4260971970
Circumference
13386238238.104
Area
1.4259596479076E+19
Volume
4.0506493933902E+28
Surface area
5.7038385916303E+19
Circumference
13386238238.104
Perimeter
8521943940
Area
4538970532281420225
Diagonal
3012962174.4328
Surface area
2.7233823193689E+19
Volume
9.6702131053536E+27
Space diagonal
3690109970.8334
Perimeter
6391457955
Area
1.9654318939923E+18
Altitude
1845054985.4167
Surface area
1.9654318939923E+18
Volume
1.1396455437191E+27
Height
1004320724.8109