209400907 is an odd 9-digits composite number following 209400906
and preceding 209400908 . In scientific notation, it is written as 2.09400907 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 209189880 positive integers (up to 209400907) that are relatively prime to 209400907.
209400907 has 4 divisors, whose sum is 209611936
The reverse of 209400907 is 709004902
Previous prime number is 997
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred nine million four hundred thousand nine hundred seven
Scientific notation
2.09400907 × 10^8
Engineering notation
2.09400907 × 10^6
Prime Factorization
997 × 210031
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
209400907
Product of the distinct prime numbers
The prime factorization of 209400907 is 997 × 210031.
Since it has a total of 2 prime factors.
6 , 5 , 44 , 68 , 982 , 932 , 2004 , 4170 , 75719 , 41229 , 571933 , 56228 , 7448683 , 1942412 , 75283010 , 33034832 , 847336460 , 435916252 , 5684521296 , 306541999
n×2
418801814
n×3
628202721
n×4
837603628
n×5
1047004535
n÷2
104700453.5
n÷3
69800302.333333
n÷3
52350226.75
n÷5
41880181.4
n2
43848739852422649
n3
9.1819658959043E+24
n4
1.9227119866454E+33
n5
4.0261763390333E+41
2 √n
14470.691310369
3 √n
593.82642485134
4 √n
120.29418651942
5 √n
46.152551086244
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
-209400906
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 209400907 can be divided by 4 positive divisors.
The sum of these divisors (counting 209400907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011110110011010001001011
3
Ternary
112121000200001011
4
Quaternary
30132303101023
5
Quinary
412101312112
6
Senary
32440104351
8
Octal
1436632113
10
Decimal
209400907
12
Duodecimal
5a1650b7
16
Hexadecimal
c7b344b
20
Vigesimal
358f257
36
Base36
3go6rv
md5
266691e75a985bb2b320f6fdefb4e14d
sha1
de5fe10c6bfebbb24acd10092dc562770ca71180
sha256
9aec35efaa6a1217f5047e8b4213af80e1b19579c092455c114d32cdfe411a83
sha512
85738a597f4c53cd95b3915ba61fc8f988646be5252a6d4056b9326da1e585af28ce86bcdd5b81b9cd945321f15e61f7c8a893bdc5fae729dd5e6a816017e0ea
ripemd-160
deb950c80e88da8bd257a9e84f80fe8432c31d18
Diameter
418801814
Circumference
1315704702.1725
Area
1.3775487898954E+17
Volume
3.8461328805447E+25
Surface area
5.5101951595816E+17
Circumference
1315704702.1725
Perimeter
837603628
Area
43848739852422649
Diagonal
296137602.65263
Surface area
263092439114535894
Volume
9.1819658959043E+24
Space diagonal
362693010.07501
Perimeter
628202721
Area
1.8987061318067E+16
Altitude
181346505.0375
Surface area
1.8987061318067E+16
Volume
1.0821050582696E+24
Height
98712534.217542