201661931 is an odd 9-digits composite number following 201661930
and preceding 201661932 . In scientific notation, it is written as 2.01661931 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 201531672 positive integers (up to 201661931) that are relatively prime to 201661931.
201661931 has 4 divisors, whose sum is 201792192
The reverse of 201661931 is 139166102
Previous prime number is 1567
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred one million six hundred sixty-one thousand nine hundred thirty-one
Scientific notation
2.01661931 × 10^8
Engineering notation
2.01661931 × 10^6
Prime Factorization
1567 × 128693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201661931
Product of the distinct prime numbers
The prime factorization of 201661931 is 1567 × 128693.
Since it has a total of 2 prime factors.
6 , 1 , 42 , 39 , 701 , 688 , 5840 , 4791 , 9889 , 21378 , 281589 , 732298 , 430517 , 1699228 , 10772231 , 42155737 , 731278394 , 622871183 , 5864918428 , 7791863338
n×2
403323862
n×3
604985793
n×4
806647724
n×5
1008309655
n÷2
100830965.5
n÷3
67220643.666667
n÷3
50415482.75
n÷5
40332386.2
n2
40667534414648761
n3
8.201093519067E+24
n4
1.6538483553666E+33
n5
3.3351825292441E+41
2 √n
14200.772197314
3 √n
586.41892004956
4 √n
119.16699290204
5 √n
45.806254772522
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
-201661930
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 201661931 can be divided by 4 positive divisors.
The sum of these divisors (counting 201661931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000001010001110111101011
3
Ternary
112001110111011102
4
Quaternary
30001101313223
5
Quinary
403111140211
6
Senary
32002152015
8
Octal
1401216753
10
Decimal
201661931
12
Duodecimal
5765260b
16
Hexadecimal
c051deb
20
Vigesimal
3307egb
36
Base36
3c2bcb
md5
56140c193b24188659feab04a3a6a6b1
sha1
3448a5bf99e89782dbac0a04ccc76b875f9d3907
sha256
478ef08f202bdd73ab942e25b3c976f4e211c523984085cd7ba43f07c7bb7d8c
sha512
7f8a979ad37b7953350eaa488513f0380071a868af3024977d3cc1ff7bbc0e1aa723bf9b0156e37fa0c2a6d537ba9d5e04023534d851194e15d5976c48b14406
ripemd-160
5add2b2e2cd4bbbbc70af0e27cfb7711d8249343
Diameter
403323862
Circumference
1267079281.8767
Area
1.2776082735667E+17
Volume
3.4352660201205E+25
Surface area
5.1104330942668E+17
Circumference
1267079281.8767
Perimeter
806647724
Area
40667534414648761
Diagonal
285193037.83455
Surface area
244005206487892566
Volume
8.201093519067E+24
Space diagonal
349288710.44445
Perimeter
604985793
Area
1.7609558956182E+16
Altitude
174644355.22222
Surface area
1.7609558956182E+16
Volume
9.6650814007956E+23
Height
95064345.944849