531975981 is an odd 9-digits composite number following 531975980
and preceding 531975982 . In scientific notation, it is written as 5.31975981 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 352468800 positive integers (up to 531975981) that are relatively prime to 531975981.
531975981 has 16 divisors, whose sum is 713680128
The reverse of 531975981 is 189579135
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
five hundred thirty-one million nine hundred seventy-five thousand nine hundred eighty-one
Scientific notation
5.31975981 × 10^8
Engineering notation
5.31975981 × 10^6
Prime Factorization
3 × 271 × 797 × 821
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
531975981
Product of the distinct prime numbers
The prime factorization of 531975981 is 3 × 271 × 797 × 821.
Since it has a total of 4 prime factors.
5 , 5 , 29 , 7 , 585 , 547 , 1105 , 4775 , 13338 , 44361 , 192321 , 907437 , 139615 , 965788 , 23426015 , 913226 , 151075559 , 256899762 , 4747623412 , 3950227778
n×2
1063951962
n×3
1595927943
n×4
2127903924
n×5
2659879905
n÷2
265987990.5
n÷3
177325327
n÷3
132993995.25
n÷5
106395196.2
n2
282998444360912361
n3
1.5054837506037E+26
n4
8.0088119510696E+34
n5
4.2604955943148E+43
2 √n
23064.604505606
3 √n
810.2717073543
4 √n
151.87035426839
5 √n
55.613266536057
1 , 3 , 271 , 797 , 813 , 821 , 2391 , 2463 , 215987 , 222491 , 647961 , 654337 , 667473 , 1963011 , 177325327 , 531975981
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
-531975980
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 531975981 can be divided by 16 positive divisors.
The sum of these divisors (counting 531975981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111101101010100111100101101
3
Ternary
1101002000011212010
4
Quaternary
133231110330231
5
Quinary
2042141212411
6
Senary
124442031433
8
Octal
3755247455
10
Decimal
531975981
12
Duodecimal
12a1a8579
16
Hexadecimal
1fb54f2d
20
Vigesimal
864gjj1
36
Base36
8sq3al
md5
af1d81dff107fee136f1a7f0a4cca1e3
sha1
41dff6059dff71e94a5e2f09bd6fba557f0156ff
sha256
d31f20e2c2253b1ec7e289d71277de420238c497c21b19863a9bbb9d4e7b300a
sha512
e855b7214bedab37d477c498a766626c2c94ec9cc9680f7dba24639afe7982f04fedbe60cf3a691499a36cddc8548826afc5a556353c25ad619e846d028f1da7
ripemd-160
efbabb3277846397fb79f86802b7f0cc9f72b5bb
Diameter
1063951962
Circumference
3342503667.5916
Area
8.8906583378158E+17
Volume
6.3061555879939E+26
Surface area
3.5562633351263E+18
Circumference
3342503667.5916
Perimeter
2127903924
Area
282998444360912361
Diagonal
752327647.18693
Surface area
1697990666165474166
Volume
1.5054837506037E+26
Space diagonal
921409427.4983
Perimeter
1595927943
Area
1.2254192102401E+17
Altitude
460704713.74915
Surface area
1.2254192102401E+17
Volume
1.7742296150301E+25
Height
250775882.39564