131127988 is an even 9-digits composite number following 131127987
and preceding 131127989 . In scientific notation, it is written as 1.31127988 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 65411712 positive integers (up to 131127988) that are relatively prime to 131127988.
131127988 has 12 divisors, whose sum is 230006980
The reverse of 131127988 is 889721131
Previous prime number is 433
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-one million one hundred twenty-seven thousand nine hundred eighty-eight
Scientific notation
1.31127988 × 10^8
Engineering notation
1.31127988 × 10^6
Prime Factorization
2 × 2 × 433 × 75709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
65563994
Product of the distinct prime numbers
The prime factorization of 131127988 is 2 × 2 × 433 × 75709.
Since it has a total of 4 prime factors.
8 , 2 , 91 , 59 , 223 , 623 , 3798 , 6280 , 28762 , 61900 , 811423 , 473085 , 897050 , 9632204 , 95887693 , 23796203 , 944265069 , 864640495 , 2474722792 , 4999442676
n×2
262255976
n×3
393383964
n×4
524511952
n×5
655639940
n÷2
65563994
n÷3
43709329.333333
n÷3
32781997
n÷5
26225597.6
n2
17194549236928144
n3
2.2546866460053E+24
n4
2.9565252346115E+32
n5
3.8768320548583E+40
2 √n
11451.11295901
3 √n
508.04065332789
4 √n
107.00987318472
5 √n
42.028034443684
1 , 2 , 4 , 433 , 866 , 1732 , 75709 , 151418 , 302836 , 32781997 , 65563994 , 131127988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131127987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131127988 can be divided by 12 positive divisors.
The sum of these divisors (counting 131127988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111110100001101101010110100
3
Ternary
100010201222210011
4
Quaternary
13310031222310
5
Quinary
232032043423
6
Senary
21002310004
8
Octal
764155264
10
Decimal
131127988
12
Duodecimal
37ab8304
16
Hexadecimal
7d0dab4
20
Vigesimal
20jajj8
36
Base36
262j04
md5
d4cea47145c96453e5f96641f82851c1
sha1
e0138eb4ac1b3c85c1d657e69f369a4ebacf0a4a
sha256
1c8d7c812c18afa9b68c1b337909ed3038df3c457479f75a5a66fb920a3c3d94
sha512
74975bb7819a82e5f6ba6dccf079845ca2b5e4597a150b3dc140b7c4f04eeaf1e331ff6c04609cc3879d18678e6b28208936aa3e19b6f2132a6c54b391fd65e7
ripemd-160
db09dcbfbb32078141580c018438f4cec5644e44
Diameter
262255976
Circumference
823901447.56162
Area
5.4018269564521E+16
Volume
9.4444093376498E+24
Surface area
2.1607307825809E+17
Circumference
823901447.56162
Perimeter
524511952
Area
17194549236928144
Diagonal
185442979.0363
Surface area
103167295421568864
Volume
2.2546866460053E+24
Space diagonal
227120337.51028
Perimeter
393383964
Area
7.4454582229011E+15
Altitude
113560168.75514
Surface area
7.4454582229011E+15
Volume
2.6571736947352E+23
Height
61814326.345432