209215729 is an odd 9-digits prime number following 209215728
and preceding 209215730 . In scientific notation, it is written as 2.09215729 × 10^8.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 209215728 positive integers (up to 209215729) that are relatively prime to 209215729.
209215729 has 2 divisors, whose sum is 209215730
The reverse of 209215729 is 927512902
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
two hundred nine million two hundred fifteen thousand seven hundred twenty-nine
Scientific notation
2.09215729 × 10^8
Engineering notation
2.09215729 × 10^6
Prime Factorization
209215729
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
209215729
Product of the distinct prime numbers
The prime factorization of 209215729 is 209215729.
Since it has a total of 1 prime factors.
9 , 6 , 69 , 8 , 996 , 80 , 317 , 8556 , 75537 , 29517 , 546358 , 666696 , 8081055 , 2679439 , 47448843 , 95218376 , 365893663 , 439695380 , 8058520375 , 584576335
n×2
418431458
n×3
627647187
n×4
836862916
n×5
1046078645
n÷2
104607864.5
n÷3
69738576.333333
n÷3
52303932.25
n÷5
41843145.8
n2
43771221261001441
n3
9.1576279653407E+24
n4
1.9159198106795E+33
n5
4.0084055989686E+41
2 √n
14464.291513932
3 √n
593.65132847497
4 √n
120.26758297202
5 √n
46.144385446509
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
209215730
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
104607865
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
14464.2915485
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999904405
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 209215729 can be divided by 2 positive divisors.
The sum of these divisors (counting 209215729) is 209215730, the average is 104607865.
Base
System
Value
2
Binary
1100011110000110000011110001
3
Ternary
112120200021000201
4
Quaternary
30132012003301
5
Quinary
412024400404
6
Senary
32432115201
8
Octal
1436060361
10
Decimal
209215729
12
Duodecimal
5a095b01
16
Hexadecimal
c7860f1
20
Vigesimal
357bj69
36
Base36
3gk7w1
md5
976d0ff80c6149a83a29dbadd85a8b06
sha1
9f5464411aa1638453fa434de29735fa1ac89374
sha256
64b2b23d32bca88233562635b1fc830e3f3774240c5c23d6e5155af80702530c
sha512
76fb48c484818e5c1baf013d09daee822e81cd50b68a554616d48818f6534e1ab3803d0d535a73c7e54eb8e4a3088c363e6b55659142b5ab4c131def7341049b
ripemd-160
2efa1dbaf3bb1c0e8390ee667ef0b30694c09985
Diameter
418431458
Circumference
1314541194.4837
Area
1.3751134715222E+17
Volume
3.8359382320297E+25
Surface area
5.5004538860886E+17
Circumference
1314541194.4837
Perimeter
836862916
Area
43771221261001441
Diagonal
295875721.41357
Surface area
262627327566008646
Volume
9.1576279653407E+24
Space diagonal
362372272.37056
Perimeter
627647187
Area
1.8953494783348E+16
Altitude
181186136.18528
Surface area
1.8953494783348E+16
Volume
1.079236805646E+24
Height
98625240.471191