20145629 is an odd 8-digits composite number following 20145628
and preceding 20145630 . In scientific notation, it is written as 2.0145629 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 15240960 positive integers (up to 20145629) that are relatively prime to 20145629.
20145629 has 16 divisors, whose sum is 21626880
The reverse of 20145629 is 92654102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred forty-five thousand six hundred twenty-nine
Scientific notation
2.0145629 × 10^7
Engineering notation
2.0145629 × 10^6
Prime Factorization
119 × 31 × 43 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20145629
Product of the distinct prime numbers
The prime factorization of 20145629 is 119 × 31 × 43 × 127.
Since it has a total of 4 prime factors.
5 , 1 , 68 , 78 , 422 , 949 , 3073 , 9087 , 43959 , 89889 , 586342 , 532577 , 7264169 , 1622254 , 38040908 , 55868602 , 91650742 , 684096690 , 6692967946 , 4812749327
n×2
40291258
n×3
60436887
n×4
80582516
n×5
100728145
n÷2
10072814.5
n÷3
6715209.6666667
n÷3
5036407.25
n÷5
4029125.8
n2
405846367805641
n3
8.17603035681E+21
n4
1.6471127426103E+29
n5
3.31821222338E+36
2 √n
4488.3882407831
3 √n
272.09899888982
4 √n
66.995434477157
5 √n
28.895896053045
1 , 31 , 43 , 119 , 127 , 1333 , 3689 , 3937 , 5117 , 5461 , 15113 , 158627 , 169291 , 468503 , 649859 , 20145629
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20145628
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20145629 can be divided by 16 positive divisors.
The sum of these divisors (counting 20145629) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110110010111011101
3
Ternary
1101220111121102
4
Quaternary
1030312113131
5
Quinary
20124130004
6
Senary
1555442445
8
Octal
114662735
10
Decimal
20145629
12
Duodecimal
68b6425
16
Hexadecimal
13365dd
20
Vigesimal
65i419
36
Base36
bzsgt
md5
0eaecf54a6b8d45986bcb1d717917eb1
sha1
df5a5006fe8a7d3d4e2523ccc3fd8bf60f9490ee
sha256
6bdd22d534fff4c12dcc7aea12c2d571df4a26fe9b141d5d210190ee4ad05c23
sha512
52ada615c56219d7b2b45da363b23e3e05b48ec8b5ab00e14a04d4e1bb000c3ccd2d22e8637fccfd26ef815bcb9b84e4eb88d54e5188a010a6cf6bcd678e3814
ripemd-160
cb4210c3abcfe1807bc4e759ac1d5fbcf4cf154b
Diameter
40291258
Circumference
126578720.13669
Area
1.2750039675843E+15
Volume
3.4247675872642E+22
Surface area
5.1000158703372E+15
Circumference
126578720.13669
Perimeter
80582516
Area
405846367805641
Diagonal
28490221.754337
Surface area
2435078206833846
Volume
8.17603035681E+21
Space diagonal
34893252.978433
Perimeter
60436887
Area
1.7573663227666E+14
Altitude
17446626.489216
Surface area
1.7573663227666E+14
Volume
9.6355441808124E+20
Height
9496740.5847789