20787079 is an odd 8-digits prime number following 20787078
and preceding 20787080 . In scientific notation, it is written as 2.0787079 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 20787078 positive integers (up to 20787079) that are relatively prime to 20787079.
20787079 has 2 divisors, whose sum is 20787080
The reverse of 20787079 is 97078702
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred eighty-seven thousand seventy-nine
Scientific notation
2.0787079 × 10^7
Engineering notation
2.0787079 × 10^6
Prime Factorization
20787079
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20787079
Product of the distinct prime numbers
The prime factorization of 20787079 is 20787079.
Since it has a total of 1 prime factors.
5 , 1 , 43 , 99 , 304 , 572 , 174 , 1241 , 78846 , 45672 , 544435 , 464346 , 5009458 , 3736459 , 61938652 , 17393973 , 147178173 , 779932977 , 6730338419 , 2278777595
n×2
41574158
n×3
62361237
n×4
83148316
n×5
103935395
n÷2
10393539.5
n÷3
6929026.3333333
n÷3
5196769.75
n÷5
4157415.8
n2
432102653352241
n3
8.9821519913426E+21
n4
1.8671270303405E+29
n5
3.8812117082723E+36
2 √n
4559.2849220026
3 √n
274.95681525739
4 √n
67.522477161332
5 √n
29.077609061575
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20787080
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10393540
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4559.2850316689
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999037864
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20787079 can be divided by 2 positive divisors.
The sum of these divisors (counting 20787079) is 20787080, the average is 10393540.
Base
System
Value
2
Binary
1001111010010111110000111
3
Ternary
1110010002111211
4
Quaternary
1033102332013
5
Quinary
20310141304
6
Senary
2021312251
8
Octal
117227607
10
Decimal
20787079
12
Duodecimal
6b65687
16
Hexadecimal
13d2f87
20
Vigesimal
69i7dj
36
Base36
cdjev
md5
4eaf68a338c08c6789fb7ff0d79f6a38
sha1
bf1da11f75d9fa6ed92a8bcb434cfb5e07076e15
sha256
5b69f2628b6029b4791fb2e219d0233fe1853cabb84912bdb4c803e47b16db92
sha512
3fcdbfc9801e08c3151c9e9ddae7616d82047d055125037ce2eb724b542b9a842e575a7fa1b2654a3bc41d413fe2e427d830de87954e478efaf55df36dbaeb1d
ripemd-160
f5afa97ba0922ec30e60573ed558504bb213e79e
Diameter
41574158
Circumference
130609069.35198
Area
1.3574905213681E+15
Volume
3.7624350279239E+22
Surface area
5.4299620854722E+15
Circumference
130609069.35198
Perimeter
83148316
Area
432102653352241
Diagonal
29397369.043921
Surface area
2592615920113446
Volume
8.9821519913426E+21
Space diagonal
36004276.968948
Perimeter
62361237
Area
1.8710593742285E+14
Altitude
18002138.484474
Surface area
1.8710593742285E+14
Volume
1.0585567637878E+21
Height
9799123.0146403