20779813 is an odd 8-digits composite number following 20779812
and preceding 20779814 . In scientific notation, it is written as 2.0779813 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20757568 positive integers (up to 20779813) that are relatively prime to 20779813.
20779813 has 4 divisors, whose sum is 20802060
The reverse of 20779813 is 31897702
Previous prime number is 977
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred seventy-nine thousand eight hundred thirteen
Scientific notation
2.0779813 × 10^7
Engineering notation
2.0779813 × 10^6
Prime Factorization
977 × 21269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20779813
Product of the distinct prime numbers
The prime factorization of 20779813 is 977 × 21269.
Since it has a total of 2 prime factors.
4 , 6 , 9 , 72 , 348 , 25 , 8772 , 6055 , 10734 , 28533 , 482663 , 830314 , 5802045 , 5465141 , 42141877 , 17842611 , 651939715 , 894207848 , 2778967594 , 5222790879
n×2
41559626
n×3
62339439
n×4
83119252
n×5
103899065
n÷2
10389906.5
n÷3
6926604.3333333
n÷3
5194953.25
n÷5
4155962.6
n2
431800628314969
n3
8.9727363096676E+21
n4
1.864517826132E+29
n5
3.874433176219E+36
2 √n
4558.4880168758
3 √n
274.92477501672
4 √n
67.516575867529
5 √n
29.075575996189
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
-20779812
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 20779813 can be divided by 4 positive divisors.
The sum of these divisors (counting 20779813) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010001001100100101
3
Ternary
1110002201112201
4
Quaternary
1033101030211
5
Quinary
20304423223
6
Senary
2021214501
8
Octal
117211445
10
Decimal
20779813
12
Duodecimal
6b61431
16
Hexadecimal
13d1325
20
Vigesimal
69h9ad
36
Base36
cddt1
md5
44e0ce8b180de14394068cff19e7970b
sha1
361398629009abe34889db42adfe381bcc1b2203
sha256
3464714c52ad18fcd460bf646968a15a3de5abf948f4b2c1e6453dec681e888c
sha512
2e04a5add5650ba95b43a2cccd682edcfe564eb58904c0d5bbc9b844d6abeb9311659e9727ce163beff98a05d65807eae92559209fad8370c00d8f87934d8898
ripemd-160
6e57a57431c64ab259b22c15928024dc09efb378
Diameter
41559626
Circumference
130563415.72754
Area
1.3565416817298E+15
Volume
3.7584909964067E+22
Surface area
5.4261667269191E+15
Circumference
130563415.72754
Perimeter
83119252
Area
431800628314969
Diagonal
29387093.368177
Surface area
2590803769889814
Volume
8.9727363096676E+21
Space diagonal
35991691.88778
Perimeter
62339439
Area
1.8697515674542E+14
Altitude
17995845.94389
Surface area
1.8697515674542E+14
Volume
1.0574471150608E+21
Height
9795697.7893923