20105672 is an even 8-digits composite number following 20105671
and preceding 20105673 . In scientific notation, it is written as 2.0105672 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 8 positive divisors.
There are 10052832 positive integers (up to 20105672) that are relatively prime to 20105672.
20105672 has 8 divisors, whose sum is 37698150
The reverse of 20105672 is 27650102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred five thousand six hundred seventy-two
Scientific notation
2.0105672 × 10^7
Engineering notation
2.0105672 × 10^6
Prime Factorization
2 × 2 × 2 × 2513209
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5026418
Product of the distinct prime numbers
The prime factorization of 20105672 is 2 × 2 × 2 × 2513209.
Since it has a total of 4 prime factors.
2 , 2 , 89 , 68 , 27 , 125 , 4998 , 7546 , 1525 , 21852 , 701071 , 59589 , 5029119 , 8861476 , 36884231 , 2601745 , 41362313 , 852119981 , 9035103989 , 9041179036
n×2
40211344
n×3
60317016
n×4
80422688
n×5
100528360
n÷2
10052836
n÷3
6701890.6666667
n÷3
5026418
n÷5
4021134.4
n2
404238046571584
n3
8.127477574289E+21
n4
1.6340839829601E+29
n5
3.2854356581849E+36
2 √n
4483.9348790989
3 √n
271.91898538794
4 √n
66.962189921619
5 √n
28.884424478521
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
-20105671
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 20105672 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105672) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100100111001000
3
Ternary
1101211110210112
4
Quaternary
1030230213020
5
Quinary
20121340142
6
Senary
1554533452
8
Octal
114544710
10
Decimal
20105672
12
Duodecimal
6897288
16
Hexadecimal
132c9c8
20
Vigesimal
65d43c
36
Base36
byxmw
md5
81484f7a1f26e2469a457f2a24716a9c
sha1
a0419afa0b1629818e056786f32aa052d3977683
sha256
07588d1d17300e78eaab32760966b9088ab065f0632dda1bb558241c0850585d
sha512
b54bad5ce0224c7700bf08fc06f94f5466e4899225347b414ff11f92dbc5edc4a7b35d5aaad6b73c2a54e33e4cecfc19e0980c4a3793ab4790f541f768753021
ripemd-160
20525b31410658e68e290ec5b8b4fca1e7eb4b8c
Diameter
40211344
Circumference
126327662.90137
Area
1.2699512774108E+15
Volume
3.4044298452803E+22
Surface area
5.0798051096431E+15
Circumference
126327662.90137
Perimeter
80422688
Area
404238046571584
Diagonal
28433714.023025
Surface area
2425428279429504
Volume
8.127477574289E+21
Space diagonal
34824045.424315
Perimeter
60317016
Area
1.7504020875359E+14
Altitude
17412022.712157
Surface area
1.7504020875359E+14
Volume
9.5783241778689E+20
Height
9477904.6743417