20123705 is an odd 8-digits composite number following 20123704
and preceding 20123706 . In scientific notation, it is written as 2.0123705 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 13799088 positive integers (up to 20123705) that are relatively prime to 20123705.
20123705 has 8 divisors, whose sum is 27598272
The reverse of 20123705 is 50732102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-three thousand seven hundred five
Scientific notation
2.0123705 × 10^7
Engineering notation
2.0123705 × 10^6
Prime Factorization
5 × 7 × 574963
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123705
Product of the distinct prime numbers
The prime factorization of 20123705 is 5 × 7 × 574963.
Since it has a total of 3 prime factors.
10 , 1 , 85 , 66 , 182 , 818 , 768 , 9431 , 45515 , 48614 , 813311 , 660687 , 2759576 , 5006864 , 82500551 , 26921558 , 66459179 , 341592334 , 7371621059 , 6819563586
n×2
40247410
n×3
60371115
n×4
80494820
n×5
100618525
n÷2
10061852.5
n÷3
6707901.6666667
n÷3
5030926.25
n÷5
4024741
n2
404963502927025
n3
8.1493660686701E+21
n4
1.6399543870293E+29
n5
3.3001958298033E+36
2 √n
4485.9452738525
3 √n
272.00025681204
4 √n
66.977199656693
5 √n
28.889603972711
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
-20123704
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 20123705 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123705) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001000000111001
3
Ternary
1101212101112102
4
Quaternary
1030301000321
5
Quinary
20122424310
6
Senary
1555153145
8
Octal
114610071
10
Decimal
20123705
12
Duodecimal
68a57b5
16
Hexadecimal
1331039
20
Vigesimal
65f955
36
Base36
bzbjt
md5
5a472a57dfaa14b76eaaefdb55e0ee5d
sha1
6539274fdc25db44a9f8f2df63e79118e7ea6032
sha256
2b8d7151bf15d74225eb39e1a55f9803b8e1407a6f4a796b0188c3564e21baa3
sha512
760b4c15e615c0ade319e85e38b57312aaacfa058fe3983bfbe3393798c202a4969881c0785e5edeb6559b2b9e81c0a04082ec2448be3b14049b23a3e14e48f9
ripemd-160
d30929540a840aa3a219ef151df4f43459da5770
Diameter
40247410
Circumference
126440967.58202
Area
1.2722303657675E+15
Volume
3.4135984763664E+22
Surface area
5.0889214630701E+15
Circumference
126440967.58202
Perimeter
80494820
Area
404963502927025
Diagonal
28459216.536195
Surface area
2429781017562150
Volume
8.1493660686701E+21
Space diagonal
34855279.496528
Perimeter
60371115
Area
1.7535434057017E+14
Altitude
17427639.748264
Surface area
1.7535434057017E+14
Volume
9.6041200158803E+20
Height
9486405.5120651