127939 is an odd 6-digits composite number following 127938
and preceding 127940 . In scientific notation, it is written as 1.27939 × 10^5.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 109368 positive integers (up to 127939) that are relatively prime to 127939.
127939 has 8 divisors, whose sum is 149600
The reverse of 127939 is 939721
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-seven thousand nine hundred thirty-nine
Scientific notation
1.27939 × 10^5
Engineering notation
1.27939 × 10^3
Prime Factorization
7 × 49 × 373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127939
Product of the distinct prime numbers
The prime factorization of 127939 is 7 × 49 × 373.
Since it has a total of 3 prime factors.
4 , 9 , 100 , 61 , 889 , 981 , 3245 , 9675 , 70438 , 25326 , 173666 , 336136 , 3298149 , 5200335 , 9995960 , 16437292 , 438058189 , 215138303 , 6278403143 , 4149237089
n×2
255878
n×3
383817
n×4
511756
n×5
639695
n÷2
63969.5
n÷3
42646.333333333
n÷3
31984.75
n÷5
25587.8
n2
16368387721
n3
2094155156637019
n4
2.6792411658498E+20
n5
3.4277943551766E+25
2 √n
357.68561614915
3 √n
50.388834975374
4 √n
18.912578252294
5 √n
10.50510966295
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
-127938
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 127939 can be divided by 8 positive divisors.
The sum of these divisors (counting 127939) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111001111000011
3
Ternary
20111111111
4
Quaternary
133033003
5
Quinary
13043224
6
Senary
2424151
8
Octal
371703
10
Decimal
127939
12
Duodecimal
62057
16
Hexadecimal
1f3c3
20
Vigesimal
fjgj
36
Base36
2qpv
md5
64932a435c8e1a1810a1673c4ab6e774
sha1
4da6d7f4936575fbbc8f8dbf05b7c395df6fa7fc
sha256
3e6634ba8b2dd9782e63b4c54e736676ef4de80f29efdc503a64bc3a4838c099
sha512
964cc4c7d170e8a9c86b1bebe1a1de7978b2726df15ca7127eae595d661d88d4faafd5e6cc135be9dffc84231259f616194a1568737ed956024a6a7a93870371
ripemd-160
f64fe67333bc279adc81c49711208e62ae32af6f
Diameter
255878
Circumference
803864.44501525
Area
51422806615.403
Volume
8.7719766074241E+15
Surface area
205691226461.61
Circumference
803864.44501525
Perimeter
511756
Area
16368387721
Diagonal
180933.06895645
Surface area
98210326326
Volume
2094155156637019
Space diagonal
221596.84826955
Perimeter
383817
Area
7087719792.6896
Altitude
110798.42413478
Surface area
7087719792.6896
Volume
2.4679855201914E+14
Height
60311.022985484