20124385 is an odd 8-digits composite number following 20124384
and preceding 20124386 . In scientific notation, it is written as 2.0124385 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16035840 positive integers (up to 20124385) that are relatively prime to 20124385.
20124385 has 8 divisors, whose sum is 24244776
The reverse of 20124385 is 58342102
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-four thousand three hundred eighty-five
Scientific notation
2.0124385 × 10^7
Engineering notation
2.0124385 × 10^6
Prime Factorization
5 × 257 × 15661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20124385
Product of the distinct prime numbers
The prime factorization of 20124385 is 5 × 257 × 15661.
Since it has a total of 3 prime factors.
5 , 8 , 59 , 35 , 334 , 44 , 1835 , 643 , 66513 , 78635 , 312901 , 57260 , 7546384 , 3496686 , 94649259 , 26661930 , 541529091 , 127883093 , 8070061768 , 722067317
n×2
40248770
n×3
60373155
n×4
80497540
n×5
100621925
n÷2
10062192.5
n÷3
6708128.3333333
n÷3
5031096.25
n÷5
4024877
n2
404990871628225
n3
8.150192222132E+21
n4
1.6401760610219E+29
n5
3.3007534519788E+36
2 √n
4486.0210654878
3 √n
272.00332049724
4 √n
66.977765456066
5 √n
28.88979921176
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
-20124384
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 20124385 can be divided by 8 positive divisors.
The sum of these divisors (counting 20124385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001001011100001
3
Ternary
1101212102110121
4
Quaternary
1030301023201
5
Quinary
20122440020
6
Senary
1555200241
8
Octal
114611341
10
Decimal
20124385
12
Duodecimal
68a6081
16
Hexadecimal
13312e1
20
Vigesimal
65faj5
36
Base36
bzc2p
md5
87f85dbca2a258393402463224d1f18c
sha1
e6a82230c1bbcf927e57acde6ec01de264070b12
sha256
a3f2424255d7ee2a8e310c05418d17f619bf7357965fa407b0c3d739d4a9d8c7
sha512
4a7b8a779e470b59c283219815f5ef64b31c773f02e0867859a45c78a63c05ed63e65bbbfb5cb65e8d7c7729897b10bdb59ae8770b462b505c661d2c2ec4dee7
ripemd-160
bf96f1c12e1c9de33a159227d980bf070c6c77f1
Diameter
40248770
Circumference
126445240.14803
Area
1.2723163470782E+15
Volume
3.4139445347193E+22
Surface area
5.0892653883126E+15
Circumference
126445240.14803
Perimeter
80497540
Area
404990871628225
Diagonal
28460178.201418
Surface area
2429945229769350
Volume
8.150192222132E+21
Space diagonal
34856457.291077
Perimeter
60373155
Area
1.7536619156542E+14
Altitude
17428228.645538
Surface area
1.7536619156542E+14
Volume
9.6050936470723E+20
Height
9486726.0671392