20081923 is an odd 8-digits composite number following 20081922
and preceding 20081924 . In scientific notation, it is written as 2.0081923 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19592080 positive integers (up to 20081923) that are relatively prime to 20081923.
20081923 has 4 divisors, whose sum is 20571768
The reverse of 20081923 is 32918002
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighty-one thousand nine hundred twenty-three
Scientific notation
2.0081923 × 10^7
Engineering notation
2.0081923 × 10^6
Prime Factorization
41 × 489803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20081923
Product of the distinct prime numbers
The prime factorization of 20081923 is 41 × 489803.
Since it has a total of 2 prime factors.
10 , 1 , 3 , 69 , 96 , 264 , 6224 , 1471 , 61930 , 5867 , 587950 , 478804 , 4879842 , 6730090 , 74484667 , 13649190 , 657442711 , 638032481 , 6595869783 , 662654963
n×2
40163846
n×3
60245769
n×4
80327692
n×5
100409615
n÷2
10040961.5
n÷3
6693974.3333333
n÷3
5020480.75
n÷5
4016384.6
n2
403283631377929
n3
8.098710832492E+21
n4
1.6263768733737E+29
n5
3.2660775140071E+36
2 √n
4481.2858645706
3 √n
271.81187882408
4 √n
66.94240707183
5 √n
28.87759754392
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
-20081922
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 20081923 can be divided by 4 positive divisors.
The sum of these divisors (counting 20081923) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100110110100000011
3
Ternary
1101210021012221
4
Quaternary
1030212310003
5
Quinary
20120110143
6
Senary
1554231511
8
Octal
114466403
10
Decimal
20081923
12
Duodecimal
6885597
16
Hexadecimal
1326d03
20
Vigesimal
65a4g3
36
Base36
byfb7
md5
fd029fbb4327466a24fc3299a53bf520
sha1
1d4ec4461952f8ab921eb72893ee3fdd346e4232
sha256
5910b352558f1c90c0f97b026374ffbb9ac04d9f690cd85a5371f47e14937012
sha512
ce7ceecc7f99b4e2fbf1fc1c9c038eba2efa0e8110e7d25530c51c082ede6190de555b037048f1309dcbffe4150020bbb26564b39b6915b064520b43a31caf0c
ripemd-160
0550066c388f075679bc8794c24085527020ea63
Diameter
40163846
Circumference
126178443.53351
Area
1.2669528936499E+15
Volume
3.392380060654E+22
Surface area
5.0678115745997E+15
Circumference
126178443.53351
Perimeter
80327692
Area
403283631377929
Diagonal
28400127.865132
Surface area
2419701788267574
Volume
8.098710832492E+21
Space diagonal
34782910.949686
Perimeter
60245769
Area
1.7462693485186E+14
Altitude
17391455.474843
Surface area
1.7462693485186E+14
Volume
9.54442224754E+20
Height
9466709.2883774