201666989 is an odd 9-digits composite number following 201666988
and preceding 201666990 . In scientific notation, it is written as 2.01666989 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 197179920 positive integers (up to 201666989) that are relatively prime to 201666989.
201666989 has 8 divisors, whose sum is 206162688
The reverse of 201666989 is 989666102
Previous prime number is 1621
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
two hundred one million six hundred sixty-six thousand nine hundred eighty-nine
Scientific notation
2.01666989 × 10^8
Engineering notation
2.01666989 × 10^6
Prime Factorization
47 × 1621 × 2647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201666989
Product of the distinct prime numbers
The prime factorization of 201666989 is 47 × 1621 × 2647.
Since it has a total of 3 prime factors.
5 , 6 , 34 , 96 , 420 , 636 , 3857 , 5419 , 66552 , 35406 , 808136 , 912430 , 1831044 , 3372131 , 10946322 , 42047202 , 37069217 , 582379760 , 1130576479 , 663043503
n×2
403333978
n×3
605000967
n×4
806667956
n×5
1008334945
n÷2
100833494.5
n÷3
67222329.666667
n÷3
50416747.25
n÷5
40333397.8
n2
40669574452326121
n3
8.2017106237119E+24
n4
1.6540142861333E+33
n5
3.3356008084749E+41
2 √n
14200.950285104
3 √n
586.42382277973
4 √n
119.16774011915
5 √n
45.806484548872
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201666988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201666989 can be divided by 8 positive divisors.
The sum of these divisors (counting 201666989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000001010011000110101101
3
Ternary
112001110202002202
4
Quaternary
30001103012231
5
Quinary
403111320424
6
Senary
32002231245
8
Octal
1401230655
10
Decimal
201666989
12
Duodecimal
57655525
16
Hexadecimal
c0531ad
20
Vigesimal
3308799
36
Base36
3c2f8t
md5
19ebfb53bfb4b1ab6d00017a057c73a2
sha1
05e6638fc7a9b67a8cc995e0a81c139e88869acd
sha256
ead941fbcdac183d025dca9855de8eeece74bb61787880efd7116d9ecc9bf783
sha512
bc2cca85d3676553b15f17e1b6f03ab778be16473e5dbce13fcec3c11ddc2fbd5dc5b61944636de442d99f296942b6488fce5fdc994f66029e4c77391c4c57af
ripemd-160
2158655321ec18c0cd9c5f45e7537d1155c1bddb
Diameter
403333978
Circumference
1267111062.2279
Area
1.2776723632405E+17
Volume
3.4355245123097E+25
Surface area
5.110689452962E+17
Circumference
1267111062.2279
Perimeter
806667956
Area
40669574452326121
Diagonal
285200190.92675
Surface area
244017446713956726
Volume
8.2017106237119E+24
Space diagonal
349297471.15743
Perimeter
605000967
Area
1.7610442318409E+16
Altitude
174648735.57872
Surface area
1.7610442318409E+16
Volume
9.6658086655941E+23
Height
95066730.308915