127949 is an odd 6-digits composite number following 127948
and preceding 127950 . In scientific notation, it is written as 1.27949 × 10^5.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 122364 positive integers (up to 127949) that are relatively prime to 127949.
127949 has 4 divisors, whose sum is 133536
The reverse of 127949 is 949721
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-seven thousand nine hundred forty-nine
Scientific notation
1.27949 × 10^5
Engineering notation
1.27949 × 10^3
Prime Factorization
23 × 5563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
127949
Product of the distinct prime numbers
The prime factorization of 127949 is 23 × 5563.
Since it has a total of 2 prime factors.
5 , 7 , 27 , 38 , 278 , 251 , 2406 , 8287 , 40117 , 18297 , 882782 , 68905 , 2721692 , 1892748 , 1234359 , 85473392 , 82251722 , 359281340 , 3728885114 , 3202122840
n×2
255898
n×3
383847
n×4
511796
n×5
639745
n÷2
63974.5
n÷3
42649.666666667
n÷3
31987.25
n÷5
25589.8
n2
16370946601
n3
2094646246651349
n4
2.6800789261279E+20
n5
3.4291341851914E+25
2 √n
357.69959463214
3 √n
50.390147776063
4 √n
18.912947803876
5 √n
10.505273878416
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-127948
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 127949 can be divided by 4 positive divisors.
The sum of these divisors (counting 127949) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111001111001101
3
Ternary
20111111212
4
Quaternary
133033031
5
Quinary
13043244
6
Senary
2424205
8
Octal
371715
10
Decimal
127949
12
Duodecimal
62065
16
Hexadecimal
1f3cd
20
Vigesimal
fjh9
36
Base36
2qq5
md5
292832085ac189be548937acf614636f
sha1
45e30ac7b59ea727ed1375b3369cc434e99406dc
sha256
c770ab1a135963ea3fe10ea6eec4ddd6ee2e74fa3f6d4afd941e1c78cf52e584
sha512
d1aa77ba7801cb46ae6cf5063de2a383d8a33b93cf468e8d4a60a2810a74a4518e7c06bfc2a8275463c7f185dad3527142257be1d9bd618cb3ea49386a94c88a
ripemd-160
3ea1aad17f5060104b34dbbde4ce31c0e7f8dd52
Diameter
255898
Circumference
803927.27686832
Area
51430845574.012
Volume
8.7740336804657E+15
Surface area
205723382296.05
Circumference
803927.27686832
Perimeter
511796
Area
16370946601
Diagonal
180947.21109208
Surface area
98225679606
Volume
2094646246651349
Space diagonal
221614.16877763
Perimeter
383847
Area
7088827820.2323
Altitude
110807.08438882
Surface area
7088827820.2323
Volume
2.4685642753235E+14
Height
60315.737030692