131931489 is an odd 9-digits composite number following 131931488
and preceding 131931490 . In scientific notation, it is written as 1.31931489 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 87877856 positive integers (up to 131931489) that are relatively prime to 131931489.
131931489 has 8 divisors, whose sum is 176061600
The reverse of 131931489 is 984139131
Previous prime number is 1187
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred thirty-one million nine hundred thirty-one thousand four hundred eighty-nine
Scientific notation
1.31931489 × 10^8
Engineering notation
1.31931489 × 10^6
Prime Factorization
3 × 1187 × 37049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
131931489
Product of the distinct prime numbers
The prime factorization of 131931489 is 3 × 1187 × 37049.
Since it has a total of 3 prime factors.
3 , 10 , 90 , 62 , 281 , 318 , 7683 , 4070 , 85025 , 25293 , 329568 , 175488 , 4958166 , 2520196 , 76997834 , 8543123 , 207785691 , 839932132 , 5650284891 , 8310642132
n×2
263862978
n×3
395794467
n×4
527725956
n×5
659657445
n÷2
65965744.5
n÷3
43977163
n÷3
32982872.25
n÷5
26386297.8
n2
17405917789757121
n3
2.2963886514142E+24
n4
3.0296597410378E+32
n5
3.9970752079848E+40
2 √n
11486.14334753
3 √n
509.07623243384
4 √n
107.17342649897
5 √n
42.079414931635
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
-131931488
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 131931489 can be divided by 8 positive divisors.
The sum of these divisors (counting 131931489) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110111010001110101100001
3
Ternary
100012020210222110
4
Quaternary
13313101311201
5
Quinary
232233301424
6
Senary
21031425533
8
Octal
767216541
10
Decimal
131931489
12
Duodecimal
382252a9
16
Hexadecimal
7dd1d61
20
Vigesimal
214b8e9
36
Base36
26jqzl
md5
8901226a6b7b6858b364aaaf907e3a08
sha1
e701611941c65b66ee68c8778db058fd0d7ccf28
sha256
034729e831de2d0b42ddf8ff7aafe93458c567ee1c23d8164813070ca61852da
sha512
cbde27a22f7b7d319d7aafab6a5f4d089aeb8bc29c38d6a2fc229b99d5409fb6add34c29d7782a2afdcf873d61f6e38aab48c4a812cee6f5af7caaca91a562cf
ripemd-160
8d1e806d9401a4cc12fa8cf65b42f8f12e8a5df5
Diameter
263862978
Circumference
828949993.23913
Area
5.4682303457289E+16
Volume
9.6190902894266E+24
Surface area
2.1872921382916E+17
Circumference
828949993.23913
Perimeter
527725956
Area
17405917789757121
Diagonal
186579301.04788
Surface area
104435506738542726
Volume
2.2963886514142E+24
Space diagonal
228512042.06621
Perimeter
395794467
Area
7.5369834910566E+15
Altitude
114256021.03311
Surface area
7.5369834910566E+15
Volume
2.7063199794247E+23
Height
62193100.349292