20190907 is an odd 8-digits composite number following 20190906
and preceding 20190908 . In scientific notation, it is written as 2.0190907 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 18355260 positive integers (up to 20190907) that are relatively prime to 20190907.
20190907 has 6 divisors, whose sum is 22193444
The reverse of 20190907 is 70909102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred ninety thousand nine hundred seven
Scientific notation
2.0190907 × 10^7
Engineering notation
2.0190907 × 10^6
Prime Factorization
11 × 11 × 166867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1835537
Product of the distinct prime numbers
The prime factorization of 20190907 is 11 × 11 × 166867.
Since it has a total of 3 prime factors.
9 , 9 , 3 , 8 , 722 , 329 , 1444 , 340 , 48926 , 52035 , 788579 , 619914 , 8293819 , 128795 , 57806167 , 20582150 , 83403511 , 336221152 , 9734534045 , 1626580476
n×2
40381814
n×3
60572721
n×4
80763628
n×5
100954535
n÷2
10095453.5
n÷3
6730302.3333333
n÷3
5047726.75
n÷5
4038181.4
n2
407672725482649
n3
8.2312820866567E+21
n4
1.6619705110245E+29
n5
3.3556692024838E+36
2 √n
4493.4293140095
3 √n
272.302697006
4 √n
67.033046432409
5 √n
28.908873297308
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20190906
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20190907 can be divided by 6 positive divisors.
The sum of these divisors (counting 20190907) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000001011010111011
3
Ternary
1101222210201101
4
Quaternary
1031001122323
5
Quinary
20132102112
6
Senary
2000432231
8
Octal
115013273
10
Decimal
20190907
12
Duodecimal
6918677
16
Hexadecimal
13416bb
20
Vigesimal
663h57
36
Base36
c0rej
md5
c89996583530eafa3cef51e0317a70a8
sha1
3cb935ad204118a7c912cc985593f44e3f1d9d36
sha256
2f0ca370284979295622a099c8fef12a1d0653fcc38997a8b4b795e141353d6b
sha512
193f9acd65adf574fb005148608510a16ae132c3c0289038cf67bab6ea353371cf05872e0b8a7d86b8cc720e923b0fdd6327bf979e6a6fae769958beb03a11ad
ripemd-160
bc00467a88a80196c831e5ccea7b33d45c46ec03
Diameter
40381814
Circumference
126863210.20103
Area
1.2807416394452E+15
Volume
3.4479113777421E+22
Surface area
5.1229665577809E+15
Circumference
126863210.20103
Perimeter
80763628
Area
407672725482649
Diagonal
28554254.516014
Surface area
2446036352895894
Volume
8.2312820866567E+21
Space diagonal
34971676.774898
Perimeter
60572721
Area
1.7652746834901E+14
Altitude
17485838.387449
Surface area
1.7652746834901E+14
Volume
9.7006589688905E+20
Height
9518084.8386713