20804779 is an odd 8-digits composite number following 20804778
and preceding 20804780 . In scientific notation, it is written as 2.0804779 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20412184 positive integers (up to 20804779) that are relatively prime to 20804779.
20804779 has 4 divisors, whose sum is 21197376
The reverse of 20804779 is 97740802
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eight hundred four thousand seven hundred seventy-nine
Scientific notation
2.0804779 × 10^7
Engineering notation
2.0804779 × 10^6
Prime Factorization
53 × 392543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20804779
Product of the distinct prime numbers
The prime factorization of 20804779 is 53 × 392543.
Since it has a total of 2 prime factors.
1 , 2 , 57 , 64 , 676 , 852 , 7750 , 4834 , 79472 , 9332 , 915318 , 671703 , 732175 , 4038557 , 90450176 , 19508813 , 863860974 , 745632872 , 8981797795 , 1777993547
n×2
41609558
n×3
62414337
n×4
83219116
n×5
104023895
n÷2
10402389.5
n÷3
6934926.3333333
n÷3
5201194.75
n÷5
4160955.8
n2
432838829238841
n3
9.0051161849328E+21
n4
1.8734945209685E+29
n5
3.8977639466461E+36
2 √n
4561.2256028397
3 √n
275.03483415488
4 √n
67.536846260687
5 √n
29.082559237346
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
-20804778
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 20804779 can be divided by 4 positive divisors.
The sum of these divisors (counting 20804779) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111010010101011
3
Ternary
1110010222210101
4
Quaternary
1033113102223
5
Quinary
20311223104
6
Senary
2021530231
8
Octal
117272253
10
Decimal
20804779
12
Duodecimal
6b73977
16
Hexadecimal
13d74ab
20
Vigesimal
6a0bij
36
Base36
cdx2j
md5
c05fb35022c0e48dc31421658f40769e
sha1
438603b99835dbf2806f97a46874e843d17d8d0f
sha256
7bb6bd357027059044fb0ba166aed9855be17e001fe24f3f438e34ec3e325efc
sha512
da936ad4df0ed0b226572efffd90106dc2b56b89ecae356273c737a14c504130ab4ba177c4081fa4e7a76107d68b13e626fb06dac8d683afb8ab647f9c5b4f3a
ripemd-160
5d72905fbca51ac910f7c7504dd6efa57d5272ee
Diameter
41609558
Circumference
130720281.73192
Area
1.3598032861251E+15
Volume
3.772054246841E+22
Surface area
5.4392131445006E+15
Circumference
130720281.73192
Perimeter
83219116
Area
432838829238841
Diagonal
29422400.623975
Surface area
2597032975433046
Volume
9.0051161849328E+21
Space diagonal
36034934.268242
Perimeter
62414337
Area
1.8742471093258E+14
Altitude
18017467.134121
Surface area
1.8742471093258E+14
Volume
1.0612631199565E+21
Height
9807466.8746583