20118621 is an odd 8-digits composite number following 20118620
and preceding 20118622 . In scientific notation, it is written as 2.0118621 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13412412 positive integers (up to 20118621) that are relatively prime to 20118621.
20118621 has 4 divisors, whose sum is 26824832
The reverse of 20118621 is 12681102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred eighteen thousand six hundred twenty-one
Scientific notation
2.0118621 × 10^7
Engineering notation
2.0118621 × 10^6
Prime Factorization
3 × 6706207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118621
Product of the distinct prime numbers
The prime factorization of 20118621 is 3 × 6706207.
Since it has a total of 2 prime factors.
6 , 1 , 36 , 52 , 834 , 37 , 7312 , 1245 , 31596 , 94955 , 767087 , 745456 , 4642168 , 1942567 , 66481673 , 61102178 , 68857681 , 981846075 , 8115815730 , 5057600754
n×2
40237242
n×3
60355863
n×4
80474484
n×5
100593105
n÷2
10059310.5
n÷3
6706207
n÷3
5029655.25
n÷5
4023724.2
n2
404758910941641
n3
8.1431911256076E+21
n4
1.6382977598666E+29
n5
3.2960291715906E+36
2 √n
4485.3785793398
3 √n
271.97734907255
4 √n
66.972969019895
5 √n
28.888144106436
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20118620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20118621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110001011101
3
Ternary
1101212010120010
4
Quaternary
1030233301131
5
Quinary
20122243441
6
Senary
1555113433
8
Octal
114576135
10
Decimal
20118621
12
Duodecimal
68a2879
16
Hexadecimal
132fc5d
20
Vigesimal
65egb1
36
Base36
bz7ml
md5
1741a8ef87413c00aec8b894b6754a70
sha1
b3d875a653b21fd9d3f4da586a9dada4d1d7d6ac
sha256
1a940590fa91bc9bc22e029fae702b51bb6fbba6fa40f75d7f4310974542f6a2
sha512
b88b6f9abe525ed83806ca3da87f8f76de3f29697a4de69569e28450f6480739cc7e066cb9d47d7c8ec30d45d58703a06aee80a49fa53f259d5026b60327eaf2
ripemd-160
c777c8cce5c0293dd128ff71e094d80e0a61863c
Diameter
40237242
Circumference
126409023.86791
Area
1.2715876210893E+15
Volume
3.4110119222649E+22
Surface area
5.0863504843571E+15
Circumference
126409023.86791
Perimeter
80474484
Area
404758910941641
Diagonal
28452026.674444
Surface area
2428553465649846
Volume
8.1431911256076E+21
Space diagonal
34846473.750222
Perimeter
60355863
Area
1.7526574964179E+14
Altitude
17423236.875111
Surface area
1.7526574964179E+14
Volume
9.5968427756921E+20
Height
9484008.8914814