131621311 is an odd 9-digits composite number following 131621310
and preceding 131621312 . In scientific notation, it is written as 1.31621311 × 10^8.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 131552824 positive integers (up to 131621311) that are relatively prime to 131621311.
131621311 has 4 divisors, whose sum is 131689800
The reverse of 131621311 is 113126131
Previous prime number is 1979
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 19
Digital Root 1
Name
one hundred thirty-one million six hundred twenty-one thousand three hundred eleven
Scientific notation
1.31621311 × 10^8
Engineering notation
1.31621311 × 10^6
Prime Factorization
1979 × 66509
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131621311
Product of the distinct prime numbers
The prime factorization of 131621311 is 1979 × 66509.
Since it has a total of 2 prime factors.
9 , 1 , 90 , 95 , 133 , 762 , 7238 , 682 , 55254 , 91909 , 122496 , 480814 , 1878009 , 9871456 , 1747396 , 90885155 , 287208121 , 191238867 , 1404374915 , 6969246799
n×2
263242622
n×3
394863933
n×4
526485244
n×5
658106555
n÷2
65810655.5
n÷3
43873770.333333
n÷3
32905327.75
n÷5
26324262.2
n2
17324169509358721
n3
2.280229902808E+24
n4
3.0012684918899E+32
n5
3.9503089356555E+40
2 √n
11472.633132808
3 √n
508.67696420297
4 √n
107.11037826844
5 √n
42.05961010613
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
-131621310
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 131621311 can be divided by 4 positive divisors.
The sum of these divisors (counting 131621311) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110000110000110111111
3
Ternary
100011200001111101
4
Quaternary
13312012012333
5
Quinary
232143340221
6
Senary
21021033531
8
Octal
766060677
10
Decimal
131621311
12
Duodecimal
380b58a7
16
Hexadecimal
7d861bf
20
Vigesimal
212cd5b
36
Base36
26d3nj
md5
a8e048787db38e4fba17d3e8447c46aa
sha1
a5bf4238456056d4b573d996da63dff690eccef8
sha256
078706409f29367be7da94ecd9fa46a27c78ac1745f87f240b5770c184864aac
sha512
f72d0894485f628344ec82be96a4b120948c11086aca1f4c8fc7aef4678a8e6a06c7e3232ea0278133cddffaf2f410c8352a81b6b4e51854ab9269b34a249960
ripemd-160
42b9233bdd7d222f8b7ce50e90f4e70b9d6a7926
Diameter
263242622
Circumference
827001087.38691
Area
5.4425483660146E+16
Volume
9.5514046815433E+24
Surface area
2.1770193464058E+17
Circumference
827001087.38691
Perimeter
526485244
Area
17324169509358721
Diagonal
186140643.11353
Surface area
103945017056152326
Volume
2.280229902808E+24
Space diagonal
227974798.01082
Perimeter
394863933
Area
7.5015854472862E+15
Altitude
113987399.00541
Surface area
7.5015854472862E+15
Volume
2.6872767115665E+23
Height
62046881.037842