20137621 is an odd 8-digits composite number following 20137620
and preceding 20137622 . In scientific notation, it is written as 2.0137621 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 17260812 positive integers (up to 20137621) that are relatively prime to 20137621.
20137621 has 4 divisors, whose sum is 23014432
The reverse of 20137621 is 12673102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred thirty-seven thousand six hundred twenty-one
Scientific notation
2.0137621 × 10^7
Engineering notation
2.0137621 × 10^6
Prime Factorization
7 × 2876803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20137621
Product of the distinct prime numbers
The prime factorization of 20137621 is 7 × 2876803.
Since it has a total of 2 prime factors.
7 , 4 , 98 , 44 , 18 , 304 , 6654 , 8482 , 4883 , 98681 , 753398 , 188026 , 4371963 , 8408856 , 65817040 , 86407543 , 210797676 , 899823666 , 2608912605 , 7108975078
n×2
40275242
n×3
60412863
n×4
80550484
n×5
100688105
n÷2
10068810.5
n÷3
6712540.3333333
n÷3
5034405.25
n÷5
4027524.2
n2
405523779539641
n3
8.1662841788568E+21
n4
1.6444953577212E+29
n5
3.3116224250048E+36
2 √n
4487.4960724217
3 √n
272.06294048786
4 √n
66.988775719681
5 √n
28.893598431688
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
-20137620
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 20137621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20137621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100011010010101
3
Ternary
1101220002121211
4
Quaternary
1030310122111
5
Quinary
20123400441
6
Senary
1555341421
8
Octal
114643225
10
Decimal
20137621
12
Duodecimal
68b1871
16
Hexadecimal
1334695
20
Vigesimal
65h411
36
Base36
bzmad
md5
7de768e5f3d450ea074b8d67de33e59b
sha1
846a12b5e59017a62b5a1cdc7900e7f54a10fcf0
sha256
0982c1115412d40213821bf5d82ed2cdb15d315416ce2e780c6231fd973f9748
sha512
452ab6c63b26cd457be411f27445c564a09cac6945d218b4f7840f6b55670459fe3dc0cf87fc1bbf7738f5994971430cc171eb790f1e02a535e1698cfdfb915d
ripemd-160
91a6ded45e39894d577c54b16f7324aa883a1895
Diameter
40275242
Circumference
126528404.38875
Area
1.2739905266577E+15
Volume
3.4206851177898E+22
Surface area
5.0959621066308E+15
Circumference
126528404.38875
Perimeter
80550484
Area
405523779539641
Diagonal
28478896.732129
Surface area
2433142677237846
Volume
8.1662841788568E+21
Space diagonal
34879382.715566
Perimeter
60412863
Area
1.7559694746E+14
Altitude
17439691.357783
Surface area
1.7559694746E+14
Volume
9.6240581999435E+20
Height
9492965.5773764