20081929 is an odd 8-digits composite number following 20081928
and preceding 20081930 . In scientific notation, it is written as 2.0081929 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 17192736 positive integers (up to 20081929) that are relatively prime to 20081929.
20081929 has 8 divisors, whose sum is 22977920
The reverse of 20081929 is 92918002
Previous prime number is 1783
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million eighty-one thousand nine hundred twenty-nine
Scientific notation
2.0081929 × 10^7
Engineering notation
2.0081929 × 10^6
Prime Factorization
7 × 1783 × 1609
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20081929
Product of the distinct prime numbers
The prime factorization of 20081929 is 7 × 1783 × 1609.
Since it has a total of 3 prime factors.
9 , 4 , 36 , 82 , 792 , 367 , 8693 , 5075 , 59287 , 7087 , 417264 , 227315 , 1789905 , 6071680 , 83097849 , 44375296 , 150474732 , 458463503 , 6919036978 , 558720027
n×2
40163858
n×3
60245787
n×4
80327716
n×5
100409645
n÷2
10040964.5
n÷3
6693976.3333333
n÷3
5020482.25
n÷5
4016385.8
n2
403283872361041
n3
8.0987180915995E+21
n4
1.6263788170652E+29
n5
3.2660823931407E+36
2 √n
4481.2865340212
3 √n
271.81190589438
4 √n
66.942412072028
5 √n
28.877599269507
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
-20081928
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 20081929 can be divided by 8 positive divisors.
The sum of these divisors (counting 20081929) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110110100001001
3
Ternary
1101210021020011
4
Quaternary
1030212310021
5
Quinary
20120110204
6
Senary
1554231521
8
Octal
114466411
10
Decimal
20081929
12
Duodecimal
68855a1
16
Hexadecimal
1326d09
20
Vigesimal
65a4g9
36
Base36
byfbd
md5
32c294ee084a64c305a95bb1c9d5c427
sha1
7a55cb6531df0f41ca4791f4c81c2b35b4eec16d
sha256
cfdefd43cf227cbb8fcd532f3b4acb5ab93f7e845e3b73ba24d7ecb0120e045f
sha512
977cf207d591db0cef2a5cbb1e2921c26435322e3fb345bf8e20ab93871e8baab4714cc07c4e619cc87a7587045e9b0646cd1efd245aa78bc5737f798e2ff38d
ripemd-160
071febe4125cdaeded7b90c74ed5026d221a9658
Diameter
40163858
Circumference
126178481.23262
Area
1.2669536507207E+15
Volume
3.3923831013418E+22
Surface area
5.0678146028828E+15
Circumference
126178481.23262
Perimeter
80327716
Area
403283872361041
Diagonal
28400136.350414
Surface area
2419703234166246
Volume
8.0987180915995E+21
Space diagonal
34782921.341991
Perimeter
60245787
Area
1.7462703920061E+14
Altitude
17391460.670995
Surface area
1.7462703920061E+14
Volume
9.5444308024803E+20
Height
9466712.1168045