127931 is an odd 6-digits prime number following 127930
and preceding 127932 . In scientific notation, it is written as 1.27931 × 10^5.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 127930 positive integers (up to 127931) that are relatively prime to 127931.
127931 has 2 divisors, whose sum is 127932
The reverse of 127931 is 139721
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 23
Digital Root 5
Name
one hundred twenty-seven thousand nine hundred thirty-one
Scientific notation
1.27931 × 10^5
Engineering notation
1.27931 × 10^3
Prime Factorization
127931
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
127931
Product of the distinct prime numbers
The prime factorization of 127931 is 127931.
Since it has a total of 1 prime factors.
2 , 8 , 74 , 6 , 195 , 305 , 8278 , 5741 , 23862 , 79699 , 638037 , 975379 , 1610235 , 8846456 , 78803672 , 3091256 , 21786421 , 167460191 , 9536939848 , 8739022678
n×2
255862
n×3
383793
n×4
511724
n×5
639655
n÷2
63965.5
n÷3
42643.666666667
n÷3
31982.75
n÷5
25586.2
n2
16366340761
n3
2093762339895491
n4
2.6785710990517E+20
n5
3.4267227927278E+25
2 √n
357.67443296943
3 √n
50.387784685568
4 √n
18.912282595431
5 √n
10.504978283184
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
127932
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
63966
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
357.67583088601
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999843666948
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 127931 can be divided by 2 positive divisors.
The sum of these divisors (counting 127931) is 127932, the average is 63966.
Base
System
Value
2
Binary
11111001110111011
3
Ternary
20111111012
4
Quaternary
133032323
5
Quinary
13043211
6
Senary
2424135
8
Octal
371673
10
Decimal
127931
12
Duodecimal
6204b
16
Hexadecimal
1f3bb
20
Vigesimal
fjgb
36
Base36
2qpn
md5
9f42f3b417f2723621ebaa9cd066ff6f
sha1
37715cb6383f333c1df520baaaa72ac6c2cf15f8
sha256
1508f9fa28cb5823fcad3f7c4d5933ab4444271c9a9f4731e8399f1a7491e178
sha512
eeccb916b6ad8f4d9537b591eebbb1c5b4f947f8a5224979c7baa233f13514e80be398cb9b21a875f8dcd2aa7d7029a3a063245c6b66772770f7b3f6b2d9b317
ripemd-160
1df78af668b46fc7315585db642bd980cd7c6dcd
Diameter
255862
Circumference
803814.17953279
Area
51416375900.905
Volume
8.7703311805049E+15
Surface area
205665503603.62
Circumference
803814.17953279
Perimeter
511724
Area
16366340761
Diagonal
180921.75524795
Surface area
98198044566
Volume
2093762339895491
Space diagonal
221582.99186309
Perimeter
383793
Area
7086833433.0094
Altitude
110791.49593155
Surface area
7086833433.0094
Volume
2.4675225812219E+14
Height
60307.251749317