131569221 is an odd 9-digits composite number following 131569220
and preceding 131569222 . In scientific notation, it is written as 1.31569221 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 75182400 positive integers (up to 131569221) that are relatively prime to 131569221.
131569221 has 4 divisors, whose sum is 137834444
The reverse of 131569221 is 122965131
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred thirty-one million five hundred sixty-nine thousand two hundred twenty-one
Scientific notation
1.31569221 × 10^8
Engineering notation
1.31569221 × 10^6
Prime Factorization
21 × 6265201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131569221
Product of the distinct prime numbers
The prime factorization of 131569221 is 21 × 6265201.
Since it has a total of 2 prime factors.
9 , 5 , 82 , 85 , 717 , 783 , 2050 , 7948 , 62787 , 41125 , 719881 , 387796 , 8333095 , 5443649 , 39482084 , 85762438 , 990228211 , 527272348 , 6307097861 , 9577872860
n×2
263138442
n×3
394707663
n×4
526276884
n×5
657846105
n÷2
65784610.5
n÷3
43856407
n÷3
32892305.25
n÷5
26313844.2
n2
17310459914546841
n3
2.2775237261087E+24
n4
2.9965202245313E+32
n5
3.9424983165233E+40
2 √n
11470.362723123
3 √n
508.60985126337
4 √n
107.09977928606
5 √n
42.056280505507
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
-131569220
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 131569221 can be divided by 4 positive divisors.
The sum of these divisors (counting 131569221) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101111001011001000101
3
Ternary
100011120102001010
4
Quaternary
13311321121011
5
Quinary
232140203341
6
Senary
21015552433
8
Octal
765713105
10
Decimal
131569221
12
Duodecimal
3808b719
16
Hexadecimal
7d79645
20
Vigesimal
2126311
36
Base36
26bzgl
md5
b57a027e4a621a3be87d89d870f954c5
sha1
16b5aaf7c1bf9506ac389d8daa975e31bdfd457d
sha256
0478111c9b2b9ae2420986cdb3ed26aceab2f6f8df6d8fe5c96ad4fec5f6c512
sha512
b460f5f8bf0fa7f62e5d96824b7ad084e15ac15d497951dbf4e71211a7c19f796ec121be27d82bda1a0643580bdcc9ed5b1d8b249698eae47d37967937a57016
ripemd-160
079b411d2decb6eeeb306aff5c26f575ec399961
Diameter
263138442
Circumference
826673796.26426
Area
5.4382413697801E+16
Volume
9.5400690750925E+24
Surface area
2.175296547912E+17
Circumference
826673796.26426
Perimeter
526276884
Area
17310459914546841
Diagonal
186066976.72906
Surface area
103862759487281046
Volume
2.2775237261087E+24
Space diagonal
227884575.48426
Perimeter
394707663
Area
7.4956490185949E+15
Altitude
113942287.74213
Surface area
7.4956490185949E+15
Volume
2.6840874517411E+23
Height
62022325.576354