131755987 is an odd 9-digits composite number following 131755986
and preceding 131755988 . In scientific notation, it is written as 1.31755987 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 119778160 positive integers (up to 131755987) that are relatively prime to 131755987.
131755987 has 4 divisors, whose sum is 143733816
The reverse of 131755987 is 789557131
Previous prime number is 11
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred thirty-one million seven hundred fifty-five thousand nine hundred eighty-seven
Scientific notation
1.31755987 × 10^8
Engineering notation
1.31755987 × 10^6
Prime Factorization
11 × 11977817
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
131755987 Product of the distinct prime numbers
The prime factorization of 131755987 is 11 × 11977817.
Since it has a total of 2 prime factors.
1 , 5 , 66 , 85 , 721 , 549 , 8339 , 6336 , 82095 , 88533 , 814361 , 146331 , 4973451 , 6624263 , 35210498 , 26711680 , 346414991 , 343085999 , 6018116824 , 9901473924
n×2
263511974
n×3
395267961
n×4
527023948
n×5
658779935
n÷2
65877993.5
n÷3
43918662.333333
n÷3
32938996.75
n÷5
26351197.4
n2
17359640110344169
n3
2.2872365167032E+24
n4
3.0135710476067E+32
n5
3.9705602777204E+40
2 √n11478.501078102
3 √n508.85039920396
4 √n107.13776681499
5 √n42.068213732819
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
-131755986 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 131755987 can be divided by 4 positive divisors.
The sum of these divisors (counting 131755987) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110100110111111010011
3
Ternary
100011220220020101
4
Quaternary
13312212333103
5
Quinary
232212142422
6
Senary
21023553231
8
Octal
766467723
10
Decimal
131755987
12
Duodecimal
3815b817
16
Hexadecimal
7da6fd3
20
Vigesimal
21399j7
36
Base36
26fzkj
md5
926cbdfc926fb39c2ac09d52f1b57fe8
sha1
8e6cf1ba60a029414ae7889c3e950f3eb25d76e2
sha256
9d47a0d56f94549540cedec8611607a39210cc87d488f60e34ecd4ea5c8ffbba
sha512
1f2d41d5f2d9ffc1781e225ef407e4aacc05529be96486e9450491a867bc25a860026f1987e0925ba6c243444dcc72957a1a749fae1c33af6e025916ff520010
ripemd-160
3f79f51d77f746c65476b073a03da9d1d8757b5c
Diameter
263511974
Circumference
827847281.65134
Area
5.453691783962E+16
Volume
9.580753917196E+24
Surface area
2.1814767135848E+17
Circumference
827847281.65134
Perimeter
527023948
Area
17359640110344169
Diagonal
186331103.73925
Surface area
104157840662065014
Volume
2.2872365167032E+24
Space diagonal
228208063.68538
Perimeter
395267961
Area
7.5169446680567E+15
Altitude
114104031.84269
Surface area
7.5169446680567E+15
Volume
2.6955340852305E+23
Height
62110367.913084