209898385 is an odd 9-digits composite number following 209898384
and preceding 209898386 . In scientific notation, it is written as 2.09898385 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 166692480 positive integers (up to 209898385) that are relatively prime to 209898385.
209898385 has 8 divisors, whose sum is 253717416
The reverse of 209898385 is 583898902
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
two hundred nine million eight hundred ninety-eight thousand three hundred eighty-five
Scientific notation
2.09898385 × 10^8
Engineering notation
2.09898385 × 10^6
Prime Factorization
5 × 137 × 306421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209898385
Product of the distinct prime numbers
The prime factorization of 209898385 is 5 × 137 × 306421.
Since it has a total of 3 prime factors.
1 , 8 , 5 , 63 , 643 , 526 , 5484 , 1068 , 79670 , 99812 , 813579 , 840492 , 3273759 , 96185 , 56564074 , 17045607 , 931105882 , 568390822 , 1020629649 , 6199129342
n×2
419796770
n×3
629695155
n×4
839593540
n×5
1049491925
n÷2
104949192.5
n÷3
69966128.333333
n÷3
52474596.25
n÷5
41979677
n2
44057332025608225
n3
9.2475628395839E+24
n4
1.9410485052147E+33
n5
4.0742294645123E+41
2 √n
14487.870271368
3 √n
594.29630812148
4 √n
120.36556929358
5 √n
46.174459388063
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
-209898384
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 209898385 can be divided by 8 positive divisors.
The sum of these divisors (counting 209898385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000101100101110010001
3
Ternary
112121221221110021
4
Quaternary
30200230232101
5
Quinary
412213222020
6
Senary
32454503441
8
Octal
1440545621
10
Decimal
209898385
12
Duodecimal
5a364b81
16
Hexadecimal
c82cb91
20
Vigesimal
35bh5j5
36
Base36
3gyump
md5
e94ae66eba797ba6a79111e0e9f84c4c
sha1
b0ded35d87ad9dda965c29d4af9540d886009983
sha256
20dd1fffafcb57dd25fd7ce5a85397f366d0dcb15dbeeff998c82d348c6e2fc8
sha512
95a01a65f1ca7101f224eed7f2ff89713ed8161cdae7fd9454ed0897a8b040ca0f80f0f7b18a224c6f4d163921ffe85c354706560b1fa4b8bbfd59775d82d9e2
ripemd-160
5cc3859b20f4550846824f721fd8b0e874b81c9a
Diameter
419796770
Circumference
1318830448.6327
Area
1.3841019062842E+17
Volume
3.8736100640596E+25
Surface area
5.5364076251367E+17
Circumference
1318830448.6327
Perimeter
839593540
Area
44057332025608225
Diagonal
296841142.78721
Surface area
264343992153649350
Volume
9.2475628395839E+24
Space diagonal
363554667.24665
Perimeter
629695155
Area
1.9077384378571E+16
Altitude
181777333.62333
Surface area
1.9077384378571E+16
Volume
1.0898357322198E+24
Height
98947047.595736