1239968986 is an even 10-digits composite number following 1239968985
and preceding 1239968987 . In scientific notation, it is written as 1.239968986 × 10^9.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 604862880 positive integers (up to 1239968986) that are relatively prime to 1239968986.
1239968986 has 8 divisors, whose sum is 1905318324
The reverse of 1239968986 is 6898699321
Previous prime number is 41
Is Prime? no Number parity even Number length 10 Sum of Digits 61 Digital Root 7
Name
one billion two hundred thirty-nine million nine hundred sixty-eight thousand nine hundred eighty-six
Scientific notation
1.239968986 × 10^9
Engineering notation
1.239968986 × 10^9
Prime Factorization
2 × 41 × 15121573
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1239968986 Product of the distinct prime numbers
The prime factorization of 1239968986 is 2 × 41 × 15121573.
Since it has a total of 3 prime factors.
2 , 4 , 32 , 38 , 267 , 23 , 3930 , 5735 , 35019 , 94488 , 909770 , 466085 , 2731163 , 6642641 , 44717304 , 61583039 , 685341476 , 886734679 , 3916158459 , 64636755
n×2
2479937972
n×3
3719906958
n×4
4959875944
n×5
6199844930
n÷2
619984493
n÷3
413322995.33333
n÷3
309992246.5
n÷5
247993797.2
n2
1537523086241868196
n3
1.9064809421989E+27
n4
2.3639772407267E+36
n5
2.931258462111E+45
2 √n35213.193351356
3 √n1074.3281140622
4 √n187.65178749843
5 √n65.869165981699
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
-1239968985 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 1239968986 can be divided by 8 positive divisors.
The sum of these divisors (counting 1239968986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111010000110110011011010
3
Ternary
10012102012221200021
4
Quaternary
1021322012303122
5
Quinary
10014413001421
6
Senary
323012501054
8
Octal
11172066332
10
Decimal
1239968986
12
Duodecimal
2a731a78a
16
Hexadecimal
49e86cda
20
Vigesimal
j79g296
36
Base36
ki8u6y
md5
ec3603f34bac49f9bb1ca2b84eec1be3
sha1
260d038d400f84b24fcf5f9cd94822f0e3b9748a
sha256
9dcdae343b0d0713a870beb153c7627fdf1cc5fc7cebdc37be4f6c432bc552e0
sha512
1fca3d2ed5b5e5a391ca371b29524ca6c7fb22a5f51aa93a047b344fefb79cc8d25ad93707e66a722a04e94dcecc22faa8d18a86a2cdfd389e71f4f6f71f8002
ripemd-160
0facf39f5a38fed2899eca37bd358d7afc8d7cf8
Diameter
2479937972
Circumference
7790954914.1936
Area
4.8302712324622E+18
Volume
7.9858486962948E+27
Surface area
1.9321084929849E+19
Circumference
7790954914.1936
Perimeter
4959875944
Area
1537523086241868196
Diagonal
1753580956.9232
Surface area
9.2251385174512E+18
Volume
1.9064809421989E+27
Space diagonal
2147689283.5617
Perimeter
3719906958
Area
6.6576702579526E+17
Altitude
1073844641.7808
Surface area
6.6576702579526E+17
Volume
2.2468093373863E+26
Height
584526985.64107