20797555 is an odd 8-digits composite number following 20797554
and preceding 20797556 . In scientific notation, it is written as 2.0797555 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 16638040 positive integers (up to 20797555) that are relatively prime to 20797555.
20797555 has 4 divisors, whose sum is 24957072
The reverse of 20797555 is 55579702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred ninety-seven thousand five hundred fifty-five
Scientific notation
2.0797555 × 10^7
Engineering notation
2.0797555 × 10^6
Prime Factorization
5 × 4159511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20797555
Product of the distinct prime numbers
The prime factorization of 20797555 is 5 × 4159511.
Since it has a total of 2 prime factors.
9 , 9 , 91 , 54 , 41 , 648 , 7829 , 7191 , 72396 , 4434 , 421756 , 32105 , 4600553 , 598450 , 32683533 , 24939399 , 770971748 , 610617662 , 8292282191 , 9525418071
n×2
41595110
n×3
62392665
n×4
83190220
n×5
103987775
n÷2
10398777.5
n÷3
6932518.3333333
n÷3
5199388.75
n÷5
4159511
n2
432538293978025
n3
8.9957389586141E+21
n4
1.8708937575742E+29
n5
3.8910015822306E+36
2 √n
4560.4336416617
3 √n
275.00299721251
4 √n
67.530982827601
5 √n
29.080539301503
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
-20797554
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 20797555 can be divided by 4 positive divisors.
The sum of these divisors (counting 20797555) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101100001110011
3
Ternary
1110010121212211
4
Quaternary
1033111201303
5
Quinary
20311010210
6
Senary
2021432551
8
Octal
117254163
10
Decimal
20797555
12
Duodecimal
6b6b757
16
Hexadecimal
13d5873
20
Vigesimal
69jdhf
36
Base36
cdrhv
md5
d140ae0744d6e8d9ae69596fcf12911d
sha1
f9213a079a430cac0ace4616b52667bd03840427
sha256
72a5c7cf2088439742e75438fff1bd522ef475b3f451b3ea8c21da6bc5b394e5
sha512
f0f1840a6fbcb2c56d9440ed74889a1638f3fa64656fe8a859779227d8f857870c1362acfb83a6ed4da6df7e0f7e71becf7bec56056148ae39ee0de1925734c3
ripemd-160
a6a910aee28a4059c456280c775779d16fbf3da7
Diameter
41595110
Circumference
130674892.00126
Area
1.3588591267576E+15
Volume
3.7681263234658E+22
Surface area
5.4354365070305E+15
Circumference
130674892.00126
Perimeter
83190220
Area
432538293978025
Diagonal
29412184.3452
Surface area
2595229763868150
Volume
8.9957389586141E+21
Space diagonal
36022421.933208
Perimeter
62392665
Area
1.8729457534728E+14
Altitude
18011210.966604
Surface area
1.8729457534728E+14
Volume
1.0601580032367E+21
Height
9804061.4484001