20112818 is an even 8-digits composite number following 20112817
and preceding 20112819 . In scientific notation, it is written as 2.0112818 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 9142180 positive integers (up to 20112818) that are relatively prime to 20112818.
20112818 has 8 divisors, whose sum is 32911920
The reverse of 20112818 is 81821102
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twelve thousand eight hundred eighteen
Scientific notation
2.0112818 × 10^7
Engineering notation
2.0112818 × 10^6
Prime Factorization
2 × 11 × 914219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20112818
Product of the distinct prime numbers
The prime factorization of 20112818 is 2 × 11 × 914219.
Since it has a total of 3 prime factors.
6 , 4 , 30 , 69 , 45 , 54 , 1274 , 706 , 82412 , 38205 , 79190 , 428265 , 2322731 , 4779613 , 34159357 , 71951444 , 433235155 , 476843994 , 2497444043 , 3660079431
n×2
40225636
n×3
60338454
n×4
80451272
n×5
100564090
n÷2
10056409
n÷3
6704272.6666667
n÷3
5028204.5
n÷5
4022563.6
n2
404525447901124
n3
8.1361467100038E+21
n4
1.6364083799961E+29
n5
3.2912783920535E+36
2 √n
4484.7316530647
3 √n
271.95119691021
4 √n
66.968139089157
5 √n
28.886477419192
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
-20112817
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 20112818 can be divided by 8 positive divisors.
The sum of these divisors (counting 20112818) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101110010110110010
3
Ternary
1101211211121012
4
Quaternary
1030232112302
5
Quinary
20122102233
6
Senary
1555030522
8
Octal
114562662
10
Decimal
20112818
12
Duodecimal
689b442
16
Hexadecimal
132e5b2
20
Vigesimal
65e20i
36
Base36
bz35e
md5
803aa2ee6dc3633eace7cc1ea2f3be28
sha1
4bf3cfb6009e8f2628e8ffb2d863ece602bcc651
sha256
1778a6c052722bb534523999d27844dcb2b8c9b86dce31b9531ca7657585f3d6
sha512
01d80f71c2fc199a0c8617acf5fda54a7f0a82c444c2e977e23db8ff3084eb2a5e8e15adcf200448e2a328175c500361293c7217cdb5670e1c7d127c1f525ed0
ripemd-160
2ab3e79f030990b1c84aa826c28a01697cf64fdd
Diameter
40225636
Circumference
126372562.54358
Area
1.2708541753163E+15
Volume
3.4080611643569E+22
Surface area
5.0834167012652E+15
Circumference
126372562.54358
Perimeter
80451272
Area
404525447901124
Diagonal
28443819.993142
Surface area
2427152687406744
Volume
8.1361467100038E+21
Space diagonal
34836422.659386
Perimeter
60338454
Area
1.7516465717983E+14
Altitude
17418211.329693
Surface area
1.7516465717983E+14
Volume
9.5885408522872E+20
Height
9481273.3310472