207920 is an even 6-digits composite number following 207919
and preceding 207921 . In scientific notation, it is written as 2.07920 × 10^5.
The sum of its digits is 20. It has a total of 7 prime factors and 40 positive divisors.
There are 78848 positive integers (up to 207920) that are relatively prime to 207920.
207920 has 40 divisors, whose sum is 508896
The reverse of 207920 is 029702
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
two hundred seven thousand nine hundred twenty
Scientific notation
2.07920 × 10^5
Engineering notation
2.07920 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 5 × 23 × 113
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
25990
Product of the distinct prime numbers
The prime factorization of 207920 is 2 × 2 × 2 × 2 × 5 × 23 × 113.
Since it has a total of 7 prime factors.
3 , 2 , 43 , 43 , 928 , 333 , 2179 , 2859 , 72158 , 83157 , 226084 , 358691 , 5104477 , 538591 , 15381371 , 30655268 , 191785328 , 949356209 , 5905403142 , 874695065
n×2
415840
n×3
623760
n×4
831680
n×5
1039600
n÷2
103960
n÷3
69306.666666667
n÷3
51980
n÷5
41584
n2
43230726400
n3
8988532633088000
n4
1.8688957050717E+21
n5
3.885807949985E+26
2 √n
455.98245580285
3 √n
59.24232425031
4 √n
21.353745708958
5 √n
11.576552703919
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 23 , 40 , 46 , 80 , 92 , 113 , 115 , 184 , 226 , 230 , 368 , 452 , 460 , 565 , 904 , 920 , 1130 , 1808 , 1840 , 2260 , 2599 , 4520 , 5198 , 9040 , 10396 , 12995 , 20792 , 25990 , 41584 , 51980 , 103960 , 207920
40 divisors
τ
Total Divisors
40
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-207919
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.025
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
40
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 207920 can be divided by 40 positive divisors.
The sum of these divisors (counting 207920) is 1, the average is 0.025.
Base
System
Value
2
Binary
110010110000110000
3
Ternary
101120012202
4
Quaternary
302300300
5
Quinary
23123140
6
Senary
4242332
8
Octal
626060
10
Decimal
207920
12
Duodecimal
a03a8
16
Hexadecimal
32c30
20
Vigesimal
15jg0
36
Base36
4gfk
md5
bf198768e0357927e4e3f1adb9e6af43
sha1
98705524f44c758eaae9f9026f4bf4ae8d0803ac
sha256
b3621478f1d529058622aab754134bf4fe83e0584b471087a59b22c0c95fc6cc
sha512
74b5a6eba8f6bd40cf746cceddbbb97279d5cdfb1e1aa5c9a6d78c6e2784cc75c39e10a64982d600be683d5b908f0977ed11989e1d99397a43f2fa1a410f91ee
ripemd-160
fb2c1cf7944b9b4d2c2c43282e2cb918b3a2df97
Diameter
415840
Circumference
1306399.8890688
Area
135813332467.59
Volume
3.7651077448882E+16
Surface area
543253329870.36
Circumference
1306399.8890688
Perimeter
831680
Area
43230726400
Diagonal
294043.28388861
Surface area
259384358400
Volume
8988532633088000
Space diagonal
360128.00390972
Perimeter
623760
Area
18719453643.227
Altitude
180064.00195486
Surface area
18719453643.227
Volume
1.0593087296288E+15
Height
98014.427962871