201261209 is an odd 9-digits composite number following 201261208
and preceding 201261210 . In scientific notation, it is written as 2.01261209 × 10^8.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 200743440 positive integers (up to 201261209) that are relatively prime to 201261209.
201261209 has 4 divisors, whose sum is 201778980
The reverse of 201261209 is 902162102
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
two hundred one million two hundred sixty-one thousand two hundred nine
Scientific notation
2.01261209 × 10^8
Engineering notation
2.01261209 × 10^6
Prime Factorization
389 × 517381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201261209
Product of the distinct prime numbers
The prime factorization of 201261209 is 389 × 517381.
Since it has a total of 2 prime factors.
8 , 4 , 20 , 57 , 388 , 32 , 6249 , 2686 , 94266 , 40328 , 777009 , 123906 , 4197084 , 8152627 , 75347295 , 77540288 , 116141669 , 672530323 , 3825241498 , 8978396684
n×2
402522418
n×3
603783627
n×4
805044836
n×5
1006306045
n÷2
100630604.5
n÷3
67087069.666667
n÷3
50315302.25
n÷5
40252241.8
n2
40506074248141681
n3
8.1523014750248E+24
n4
1.640742050996E+33
n5
3.3021772884059E+41
2 √n
14186.65601895
3 √n
586.03023855113
4 √n
119.10774961752
5 √n
45.788035983203
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
-201261208
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 201261209 can be divided by 4 positive divisors.
The sum of these divisors (counting 201261209) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111111110000000010011001
3
Ternary
112000201010110212
4
Quaternary
23333300002121
5
Quinary
403010324314
6
Senary
31545420505
8
Octal
1377600231
10
Decimal
201261209
12
Duodecimal
5749a735
16
Hexadecimal
bff0099
20
Vigesimal
32hhd09
36
Base36
3btq55
md5
05d049886288192e364c5383a2bc6db8
sha1
b9d9f67d7bbd9ca49cec838b42ca94ac454f84b4
sha256
eb6e36a24b8280236cf70d3a133b62beea95e8b77dc2ca296dd342706b7b368b
sha512
12267ee4ed55e89ff0163cabbd84e40d2959442057116247e2de34a30eeca2ec2b8720151e2a2543aa83110a800af11e113de476ae25995904c3b71a3f3257f1
ripemd-160
288b8a2cea0e94780a4ce12eb848fc31b63d7cb8
Diameter
402522418
Circumference
1264561471.294
Area
1.2725358528372E+17
Volume
3.4148280565049E+25
Surface area
5.090143411349E+17
Circumference
1264561471.294
Perimeter
805044836
Area
40506074248141681
Diagonal
284626331.34741
Surface area
243036445488850086
Volume
8.1523014750248E+24
Space diagonal
348594639.58074
Perimeter
603783627
Area
1.7539644653235E+16
Altitude
174297319.79037
Surface area
1.7539644653235E+16
Volume
9.6075794254452E+23
Height
94875443.782469