20208977 is an odd 8-digits composite number following 20208976
and preceding 20208978 . In scientific notation, it is written as 2.0208977 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20054580 positive integers (up to 20208977) that are relatively prime to 20208977.
20208977 has 4 divisors, whose sum is 20363376
The reverse of 20208977 is 77980202
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million two hundred eight thousand nine hundred seventy-seven
Scientific notation
2.0208977 × 10^7
Engineering notation
2.0208977 × 10^6
Prime Factorization
131 × 154267
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20208977
Product of the distinct prime numbers
The prime factorization of 20208977 is 131 × 154267.
Since it has a total of 2 prime factors.
3 , 1 , 51 , 72 , 396 , 1000 , 137 , 4487 , 41413 , 26776 , 153555 , 507288 , 1685555 , 1766017 , 96245842 , 53425741 , 723143464 , 323025173 , 9005654147 , 9524631443
n×2
40417954
n×3
60626931
n×4
80835908
n×5
101044885
n÷2
10104488.5
n÷3
6736325.6666667
n÷3
5052244.25
n÷5
4041795.4
n2
408402751386529
n3
8.2534018095071E+21
n4
1.6679280734009E+29
n5
3.3707120073012E+36
2 √n
4495.4395780613
3 √n
272.38390588189
4 √n
67.048039330478
5 √n
28.914045887489
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
-20208976
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 20208977 can be divided by 4 positive divisors.
The sum of these divisors (counting 20208977) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000101110101010001
3
Ternary
1102000201111122
4
Quaternary
1031011311101
5
Quinary
20133141402
6
Senary
2001052025
8
Octal
115056521
10
Decimal
20208977
12
Duodecimal
6927015
16
Hexadecimal
1345d51
20
Vigesimal
66628h
36
Base36
c15ch
md5
bad94b5a54caba5227a2dc11db7e4650
sha1
66ffd4d2662b6a503620a3dcad638a551222990b
sha256
415842f1ef9983369f1c871ec8909533ac4e6c7ac2978ab3ccea6f181c4bda76
sha512
dd062dc0a6649cc228a1eabbf9e22c2fcfdb3fcd7689a67362aa7940eafb802b28821fba184a3e8608d0bd67375bcef8cdb6c765c3c368c1fbd8442e205486b9
ripemd-160
48dd0c9aaf274336cd69848f4b3caeb3c76037a5
Diameter
40417954
Circumference
126976747.35953
Area
1.2830350834618E+15
Volume
3.457176865583E+22
Surface area
5.1321403338471E+15
Circumference
126976747.35953
Perimeter
80835908
Area
408402751386529
Diagonal
28579809.355086
Surface area
2450416508319174
Volume
8.2534018095071E+21
Space diagonal
35002974.932991
Perimeter
60626931
Area
1.768435788381E+14
Altitude
17501487.466495
Surface area
1.768435788381E+14
Volume
9.7267273122663E+20
Height
9526603.118362