20126478 is an even 8-digits composite number following 20126477
and preceding 20126479 . In scientific notation, it is written as 2.0126478 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 6701496 positive integers (up to 20126478) that are relatively prime to 20126478.
20126478 has 16 divisors, whose sum is 40296960
The reverse of 20126478 is 87462102
Previous prime number is 1759
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred twenty-six thousand four hundred seventy-eight
Scientific notation
2.0126478 × 10^7
Engineering notation
2.0126478 × 10^6
Prime Factorization
2 × 3 × 1759 × 1907
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20126478
Product of the distinct prime numbers
The prime factorization of 20126478 is 2 × 3 × 1759 × 1907.
Since it has a total of 4 prime factors.
2 , 1 , 16 , 81 , 938 , 95 , 9665 , 2041 , 51415 , 23393 , 664440 , 912273 , 1801530 , 1578235 , 40715324 , 64686825 , 285706297 , 855543036 , 257870211 , 1754813096
n×2
40252956
n×3
60379434
n×4
80505912
n×5
100632390
n÷2
10063239
n÷3
6708826
n÷3
5031619.5
n÷5
4025295.6
n2
405075116684484
n3
8.1527354242977E+21
n4
1.6408585015695E+29
n5
3.3024702532951E+36
2 √n
4486.2543396468
3 √n
272.01274990696
4 √n
66.97950686327
5 √n
28.89040011295
1 , 2 , 3 , 6 , 1759 , 1907 , 3518 , 3814 , 5277 , 5721 , 10554 , 11442 , 3354413 , 6708826 , 10063239 , 20126478
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
-20126477
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 20126478 can be divided by 16 positive divisors.
The sum of these divisors (counting 20126478) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110001101100001110
3
Ternary
1101212112100010
4
Quaternary
1030301230032
5
Quinary
20123021403
6
Senary
1555214050
8
Octal
114615416
10
Decimal
20126478
12
Duodecimal
68a7326
16
Hexadecimal
1331b0e
20
Vigesimal
65fg3i
36
Base36
bzdou
md5
59bca22b8d09c0e57d070cbd3a568bfa
sha1
16bce1ba8ec993d62bef84e861e6824fbfab77f5
sha256
63aad814f4ccf0221bcbb0c17a7fa7e372afcb2ad037bee567fbb03b98e2a6af
sha512
6348f9f883b4923b27fd9ae640800a1eb1a5d72122d1e42eda040266b5ff2f3ce3ef0e3bd894ac87bb30d2401d57214d8dd494deea4e8f9cc184aeffcd5c3d79
ripemd-160
4e494ac5de4dd5bf5a5f7d0853a595b939c45f75
Diameter
40252956
Circumference
126458390.85487
Area
1.272581010728E+15
Volume
3.4150098287513E+22
Surface area
5.090324042912E+15
Circumference
126458390.85487
Perimeter
80505912
Area
405075116684484
Diagonal
28463138.150404
Surface area
2430450700106904
Volume
8.1527354242977E+21
Space diagonal
34860082.473417
Perimeter
60379434
Area
1.7540267074485E+14
Altitude
17430041.236709
Surface area
1.7540267074485E+14
Volume
9.6080908395678E+20
Height
9487712.7168012