2015493989 is an odd 10-digits composite number following 2015493988
and preceding 2015493990 . In scientific notation, it is written as 2.015493989 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 1903190256 positive integers (up to 2015493989) that are relatively prime to 2015493989.
2015493989 has 8 divisors, whose sum is 2128489440
The reverse of 2015493989 is 9893945102
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 50
Digital Root 5
Name
two billion fifteen million four hundred ninety-three thousand nine hundred eighty-nine
Scientific notation
2.015493989 × 10^9
Engineering notation
2.015493989 × 10^9
Prime Factorization
19 × 307 × 345533
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2015493989
Product of the distinct prime numbers
The prime factorization of 2015493989 is 19 × 307 × 345533.
Since it has a total of 3 prime factors.
2 , 6 , 48 , 3 , 949 , 584 , 5119 , 7470 , 48321 , 79919 , 934057 , 608901 , 3483739 , 7797444 , 80361525 , 47838555 , 412910683 , 639901505 , 6141448078 , 5919583000
n×2
4030987978
n×3
6046481967
n×4
8061975956
n×5
10077469945
n÷2
1007746994.5
n÷3
671831329.66667
n÷3
503873497.25
n÷5
403098797.8
n2
4062216019695132121
n3
8.187371969715E+27
n4
1.6501598990668E+37
n5
3.3258873574579E+46
2 √n
44894.253407313
3 √n
1263.1662179809
4 √n
211.88264064645
5 √n
72.589917271355
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
-2015493988
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 2015493989 can be divided by 8 positive divisors.
The sum of these divisors (counting 2015493989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000001000011111111101100101
3
Ternary
12012110111200222112
4
Quaternary
1320020133331211
5
Quinary
13111431301424
6
Senary
531555010405
8
Octal
17010377545
10
Decimal
2015493989
12
Duodecimal
482b99a05
16
Hexadecimal
7821ff65
20
Vigesimal
1b9ggej9
36
Base36
xbz145
md5
5176fb7a80abd6295dcc90c052b29063
sha1
066399d59a8b55a6999948a63126ab8fd9b7ca78
sha256
17954edc12770281baa9952bbf593da19805cba2b1fc6ef4136a074d5170f640
sha512
b2d647af523f05b8e41efebe1da0df9a0d980699349c4a08df864e0f14b530a24f8d1158ed92e5ec46e9710e286ec93447ec134c2fc3982fff97b1a180a3190e
ripemd-160
f59ce1cc84bb76971e6e3389e483f6dca8270f0f
Diameter
4030987978
Circumference
12663722218.394
Area
1.2761828004769E+19
Volume
3.4295183509685E+28
Surface area
5.1047312019076E+19
Circumference
12663722218.394
Perimeter
8061975956
Area
4062216019695132121
Diagonal
2850338934.1252
Surface area
2.4373296118171E+19
Volume
8.187371969715E+27
Space diagonal
3490937991.2977
Perimeter
6046481967
Area
1.758991134358E+18
Altitude
1745468995.6488
Surface area
1.758991134358E+18
Volume
9.6489103998036E+26
Height
950112978.04175