20057745 is an odd 8-digits composite number following 20057744
and preceding 20057746 . In scientific notation, it is written as 2.0057745 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10612224 positive integers (up to 20057745) that are relatively prime to 20057745.
20057745 has 8 divisors, whose sum is 21565440
The reverse of 20057745 is 54775002
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million fifty-seven thousand seven hundred forty-five
Scientific notation
2.0057745 × 10^7
Engineering notation
2.0057745 × 10^6
Prime Factorization
15 × 127 × 10529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20057745
Product of the distinct prime numbers
The prime factorization of 20057745 is 15 × 127 × 10529.
Since it has a total of 3 prime factors.
8 , 3 , 97 , 43 , 147 , 228 , 6284 , 2994 , 6289 , 11931 , 97870 , 421828 , 1180466 , 5616260 , 59740268 , 15623385 , 600026514 , 689337534 , 1375141395 , 2148302324
n×2
40115490
n×3
60173235
n×4
80230980
n×5
100288725
n÷2
10028872.5
n÷3
6685915
n÷3
5014436.25
n÷5
4011549
n2
402313134485025
n3
8.0694942616513E+21
n4
1.6185585817917E+29
n5
3.2464635301139E+36
2 √n
4478.5873888984
3 √n
271.70275071565
4 √n
66.922248833242
5 √n
28.87064064998
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
-20057744
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 20057745 can be divided by 8 positive divisors.
The sum of these divisors (counting 20057745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100000111010010001
3
Ternary
1101202001001110
4
Quaternary
1030200322101
5
Quinary
20113321440
6
Senary
1553523533
8
Octal
114407221
10
Decimal
20057745
12
Duodecimal
68735a9
16
Hexadecimal
1320e91
20
Vigesimal
657475
36
Base36
bxwnl
md5
6aad7165566302fc0f3437102430ebd1
sha1
a27cf6d3085f173389c364d9179fde2e694ec868
sha256
dfa65dda837bcbf3a2f413437f7fc74289ec4fe359a4b5c7112df7cb830bb28d
sha512
c82b4875905b6455cb2cc71a8ba0e0c716a23aae585b989b21e7330be9b78c355f5dd86074f6caa0e960c9347582d97c8cc3a2d374065d8bd6cb0880d073ba7b
ripemd-160
817f4fce1b2128b7fed4d63642da3dfd30c0b3c5
Diameter
40115490
Circumference
126026528.67915
Area
1.2639039877408E+15
Volume
3.3801418520785E+22
Surface area
5.0556159509633E+15
Circumference
126026528.67915
Perimeter
80230980
Area
402313134485025
Diagonal
28365935.009621
Surface area
2413878806910150
Volume
8.0694942616513E+21
Space diagonal
34741033.425261
Perimeter
60173235
Area
1.7420669737009E+14
Altitude
17370516.71263
Surface area
1.7420669737009E+14
Volume
9.5099901885993E+20
Height
9455311.6698737