20109478 is an even 8-digits composite number following 20109477
and preceding 20109479 . In scientific notation, it is written as 2.0109478 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10036560 positive integers (up to 20109478) that are relatively prime to 20109478.
20109478 has 8 divisors, whose sum is 30218760
The reverse of 20109478 is 87490102
Previous prime number is 571
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred nine thousand four hundred seventy-eight
Scientific notation
2.0109478 × 10^7
Engineering notation
2.0109478 × 10^6
Prime Factorization
2 × 571 × 17609
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20109478
Product of the distinct prime numbers
The prime factorization of 20109478 is 2 × 571 × 17609.
Since it has a total of 3 prime factors.
1 , 1 , 35 , 77 , 345 , 16 , 1567 , 6126 , 91004 , 10200 , 726590 , 969451 , 9960817 , 3474239 , 76780723 , 36478996 , 888354447 , 927151222 , 6882382077 , 8514190631
n×2
40218956
n×3
60328434
n×4
80437912
n×5
100547390
n÷2
10054739
n÷3
6703159.3333333
n÷3
5027369.5
n÷5
4021895.6
n2
404391105432484
n3
8.1320940380902E+21
n4
1.6353216615291E+29
n5
3.2885464975442E+36
2 √n
4484.3592630386
3 √n
271.93614237663
4 √n
66.965358679235
5 √n
28.885517958971
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
-20109477
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 20109478 can be divided by 8 positive divisors.
The sum of these divisors (counting 20109478) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101100010100110
3
Ternary
1101211200000111
4
Quaternary
1030231202212
5
Quinary
20122000403
6
Senary
1555003234
8
Octal
114554246
10
Decimal
20109478
12
Duodecimal
689951a
16
Hexadecimal
132d8a6
20
Vigesimal
65dddi
36
Base36
bz0km
md5
f34c00f8cdec1ef4b1140e00cdf26161
sha1
7aeb488e64140b520f61ffa947ed43b2a633eb10
sha256
843b62a84c301a8b7473865b05d128bd046158d23cc750b4c6ca44fa0bac87b9
sha512
75e07d5def7cff9f9bacf4bc16cb096f6fc0eb0b9a10600d9308aaedea43f1c6c001fda9a6d03e8e068f6d9fa6079650a6cc601797b3c5655ebc4e75289cc469
ripemd-160
ec321b5dec5d91966420a47488b9d9aaab309f25
Diameter
40218956
Circumference
126351576.70465
Area
1.2704321260037E+15
Volume
3.4063635851154E+22
Surface area
5.081728504015E+15
Circumference
126351576.70465
Perimeter
80437912
Area
404391105432484
Diagonal
28439096.519843
Surface area
2426346632594904
Volume
8.1320940380902E+21
Space diagonal
34830637.609689
Perimeter
60328434
Area
1.751064851845E+14
Altitude
17415318.804844
Surface area
1.751064851845E+14
Volume
9.5837647326338E+20
Height
9479698.8399478