1239968139 is an odd 10-digits composite number following 1239968138
and preceding 1239968140 . In scientific notation, it is written as 1.239968139 × 10^9.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 783137736 positive integers (up to 1239968139) that are relatively prime to 1239968139.
1239968139 has 8 divisors, whose sum is 1740306240
The reverse of 1239968139 is 9318699321
Previous prime number is 19
Is Prime? no Number parity odd Number length 10 Sum of Digits 51 Digital Root 6
Name
one billion two hundred thirty-nine million nine hundred sixty-eight thousand one hundred thirty-nine
Scientific notation
1.239968139 × 10^9
Engineering notation
1.239968139 × 10^9
Prime Factorization
3 × 19 × 21753827
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1239968139 Product of the distinct prime numbers
The prime factorization of 1239968139 is 3 × 19 × 21753827.
Since it has a total of 3 prime factors.
8 , 10 , 74 , 40 , 152 , 469 , 3097 , 1658 , 96545 , 85069 , 863809 , 524956 , 2851608 , 3713860 , 88758614 , 68652050 , 900064045 , 860024806 , 3319470156 , 5217205242
n×2
2479936278
n×3
3719904417
n×4
4959872556
n×5
6199840695
n÷2
619984069.5
n÷3
413322713
n÷3
309992034.75
n÷5
247993627.8
n2
1537520985735123321
n3
1.9064770353554E+27
n4
2.3639707815759E+36
n5
2.9312484506811E+45
2 √n35213.181324612
3 √n1074.3278694442
4 √n187.65175545305
5 √n65.869156982894
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
-1239968138 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 1239968139 can be divided by 8 positive divisors.
The sum of these divisors (counting 1239968139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111010000110100110001011
3
Ternary
10012102012220111220
4
Quaternary
1021322012212023
5
Quinary
10014412440024
6
Senary
323012453123
8
Octal
11172064613
10
Decimal
1239968139
12
Duodecimal
2a731a1a3
16
Hexadecimal
49e8698b
20
Vigesimal
j79g06j
36
Base36
ki8tjf
md5
df296875eff38d3849df10a94ca478cf
sha1
eab0371bc5761c45c45feda040141b01f9d38bd3
sha256
e2131513d95de0f9a5a67799f772af9ae4aa27aa13b4fa4af983e720fd60e02c
sha512
11ad0e8be0b7fe86b3cb05f4082a995cc9bd121d1778542455808df1d704417d534a0b583c34086bb62a5f13b2a9024eaf635fa60422347848cea12e9d74c84b
ripemd-160
cfaf59cb9ede6aa49cc34d322f0b8d17318639db
Diameter
2479936278
Circumference
7790949592.3356
Area
4.8302646335256E+18
Volume
7.985832331347E+27
Surface area
1.9321058534102E+19
Circumference
7790949592.3356
Perimeter
4959872556
Area
1537520985735123321
Diagonal
1753579759.0843
Surface area
9.2251259144107E+18
Volume
1.9064770353554E+27
Space diagonal
2147687816.5146
Perimeter
3719904417
Area
6.6576611624915E+17
Altitude
1073843908.2573
Surface area
6.6576611624915E+17
Volume
2.2468047331271E+26
Height
584526586.36144