20804907 is an odd 8-digits composite number following 20804906
and preceding 20804908 . In scientific notation, it is written as 2.0804907 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 13497792 positive integers (up to 20804907) that are relatively prime to 20804907.
20804907 has 16 divisors, whose sum is 28494720
The reverse of 20804907 is 70940802
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million eight hundred four thousand nine hundred seven
Scientific notation
2.0804907 × 10^7
Engineering notation
2.0804907 × 10^6
Prime Factorization
3 × 67 × 89 × 1163
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20804907
Product of the distinct prime numbers
The prime factorization of 20804907 is 3 × 67 × 89 × 1163.
Since it has a total of 4 prime factors.
4 , 5 , 42 , 72 , 425 , 604 , 5 , 8460 , 97860 , 84070 , 377130 , 618005 , 5464989 , 3241341 , 38073923 , 36663958 , 279356234 , 617436929 , 2078355600 , 3584627479
n×2
41609814
n×3
62414721
n×4
83219628
n×5
104024535
n÷2
10402453.5
n÷3
6934969
n÷3
5201226.75
n÷5
4160981.4
n2
432844155278649
n3
9.0052823960659E+21
n4
1.8735406275889E+29
n5
3.8978838517708E+36
2 √n
4561.2396341346
3 √n
275.03539819814
4 √n
67.53695013942
5 √n
29.082595022954
1 , 3 , 67 , 89 , 201 , 267 , 1163 , 3489 , 5963 , 17889 , 77921 , 103507 , 233763 , 310521 , 6934969 , 20804907
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
-20804906
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 20804907 can be divided by 16 positive divisors.
The sum of these divisors (counting 20804907) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010111010100101011
3
Ternary
1110010222222010
4
Quaternary
1033113110223
5
Quinary
20311224112
6
Senary
2021531003
8
Octal
117272453
10
Decimal
20804907
12
Duodecimal
6b73a63
16
Hexadecimal
13d752b
20
Vigesimal
6a0c57
36
Base36
cdx63
md5
452ec44ea20ea72e30464638f17b38b8
sha1
a3ead5c532b2cb4f2e334894e50da4049bac635a
sha256
6fc5865e16161c94dd31c4b058690890076dbb1b1d24048d78b29e985d5fdc53
sha512
0b4fcbfa75ff2998a8a1273041c472f983c577e73df26c26fe13b0b85aa35a273407893564ef84cc6a6e99672e3e4ec3249cda7ac53303158a352582cf15875c
ripemd-160
ba2c23f99b3adfb532bcaf9faf69ef1efaa2f3f8
Diameter
41609814
Circumference
130721085.97964
Area
1.3598200183727E+15
Volume
3.7721238691976E+22
Surface area
5.4392800734907E+15
Circumference
130721085.97964
Perimeter
83219628
Area
432844155278649
Diagonal
29422581.643311
Surface area
2597064931671894
Volume
9.0052823960659E+21
Space diagonal
36035155.970745
Perimeter
62414721
Area
1.8742701717546E+14
Altitude
18017577.985373
Surface area
1.8742701717546E+14
Volume
1.0612827081263E+21
Height
9807527.214437