209739489 is an odd 9-digits composite number following 209739488
and preceding 209739490 . In scientific notation, it is written as 2.09739489 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 131601216 positive integers (up to 209739489) that are relatively prime to 209739489.
209739489 has 8 divisors, whose sum is 296102880
The reverse of 209739489 is 984937902
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
two hundred nine million seven hundred thirty-nine thousand four hundred eighty-nine
Scientific notation
2.09739489 × 10^8
Engineering notation
2.09739489 × 10^6
Prime Factorization
3 × 17 × 4112539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209739489
Product of the distinct prime numbers
The prime factorization of 209739489 is 3 × 17 × 4112539.
Since it has a total of 3 prime factors.
1 , 2 , 55 , 74 , 829 , 3 , 812 , 882 , 27778 , 47608 , 665514 , 481688 , 3590507 , 8572917 , 37188460 , 23360415 , 437391768 , 686975828 , 6161505871 , 2403757049
n×2
419478978
n×3
629218467
n×4
838957956
n×5
1048697445
n÷2
104869744.5
n÷3
69913163
n÷3
52434872.25
n÷5
41947897.8
n2
43990653245981121
n3
9.2265771325883E+24
n4
1.9351775730081E+33
n5
4.0588315528699E+41
2 √n
14482.385473395
3 √n
594.14630673739
4 √n
120.34278322108
5 √n
46.16746632847
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
-209739488
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 209739489 can be divided by 8 positive divisors.
The sum of these divisors (counting 209739489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000000101111011100001
3
Ternary
112121122212111020
4
Quaternary
30200011323201
5
Quinary
412143130424
6
Senary
32451240053
8
Octal
1440057341
10
Decimal
209739489
12
Duodecimal
5a2a9029
16
Hexadecimal
c805ee1
20
Vigesimal
35ah8e9
36
Base36
3gvg0x
md5
b5c15ee507837a51e0a15e0bcd5f4205
sha1
3d0c87cca2fcc20e69349752bb6aeade21c8baa3
sha256
979f1ec320d7e3a5b88d14cdfe95c6bb344e8d3275e0a75b04a13db35b4d4b44
sha512
94199c58721c3e32af5c4be011123c3f8ef276e9aa30c118acf4036ef361020b432e6494301f263c1e23dd6953f43214c11801544d75f37ba0466c5339989956
ripemd-160
6a3023c6c6be6d2aecc300f4e0e06757bdb95da0
Diameter
419478978
Circumference
1317832075.6202
Area
1.3820071306419E+17
Volume
3.8648195916692E+25
Surface area
5.5280285225676E+17
Circumference
1317832075.6202
Perimeter
838957956
Area
43990653245981121
Diagonal
296616429.909
Surface area
263943919475886726
Volume
9.2265771325883E+24
Space diagonal
363279451.30153
Perimeter
629218467
Area
1.9048511620046E+16
Altitude
181639725.65077
Surface area
1.9048511620046E+16
Volume
1.0873625429323E+24
Height
98872143.303001