131444805 is an odd 9-digits composite number following 131444804
and preceding 131444806 . In scientific notation, it is written as 1.31444805 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 67842240 positive integers (up to 131444805) that are relatively prime to 131444805.
131444805 has 16 divisors, whose sum is 217096704
The reverse of 131444805 is 508444131
Previous prime number is 31
Is Prime? no Number parity odd Number length 9 Sum of Digits 30 Digital Root 3
Name
one hundred thirty-one million four hundred forty-four thousand eight hundred five
Scientific notation
1.31444805 × 10^8
Engineering notation
1.31444805 × 10^6
Prime Factorization
3 × 5 × 31 × 282677
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
131444805 Product of the distinct prime numbers
The prime factorization of 131444805 is 3 × 5 × 31 × 282677.
Since it has a total of 4 prime factors.
7 , 7 , 84 , 5 , 626 , 539 , 5377 , 5650 , 87566 , 45762 , 614796 , 759638 , 4701027 , 100013 , 38704369 , 31684747 , 821634287 , 355400989 , 1380359861 , 594908870
n×2
262889610
n×3
394334415
n×4
525779220
n×5
657224025
n÷2
65722402.5
n÷3
43814935
n÷3
32861201.25
n÷5
26288961
n2
17277736761488025
n3
2.2710687394551E+24
n4
2.9852018759927E+32
n5
3.923892784755E+40
2 √n11464.938072227
3 √n508.44948153676
4 √n107.07445107133
5 √n42.048323546461
1 , 3 , 5 , 15 , 31 , 93 , 155 , 465 , 282677 , 848031 , 1413385 , 4240155 , 8762987 , 26288961 , 43814935 , 131444805
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-131444804 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131444805 can be divided by 16 positive divisors.
The sum of these divisors (counting 131444805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110101011011000001000101
3
Ternary
100011100002101010
4
Quaternary
13311123001011
5
Quinary
232122213210
6
Senary
21013152433
8
Octal
765330105
10
Decimal
131444805
12
Duodecimal
3802b719
16
Hexadecimal
7d5b045
20
Vigesimal
211ac05
36
Base36
269bgl
md5
d037999675a2ad525ef0e236282573d9
sha1
16e30b34eaa1bb2a685fecb5a53f0e8bf6840887
sha256
a3af7489f4dc99819a65a9657d6314d020bd999a381bd4d0c39a7e553a9d8c0c
sha512
7e9509c5ec830248db2c8be2bc4dd5086890b4bed9598f342798aeb597a08e784465e42c40b55595440b46e5ee5827fd387b52d5a7106a7804daa555c5031aec
ripemd-160
ff180ab49cd387b64b36f37687bc333cc8123f01
Diameter
262889610
Circumference
825892067.48109
Area
5.4279610880549E+16
Volume
9.5130304902262E+24
Surface area
2.171184435222E+17
Circumference
825892067.48109
Perimeter
525779220
Area
17277736761488025
Diagonal
185891025.93449
Surface area
103666420568928150
Volume
2.2710687394551E+24
Space diagonal
227669080.65098
Perimeter
394334415
Area
7.4814794776745E+15
Altitude
113834540.32549
Surface area
7.4814794776745E+15
Volume
2.6764801770158E+23
Height
61963675.311496