20984551 is an odd 8-digits composite number following 20984550
and preceding 20984552 . In scientific notation, it is written as 2.0984551 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 17406360 positive integers (up to 20984551) that are relatively prime to 20984551.
20984551 has 8 divisors, whose sum is 24756224
The reverse of 20984551 is 15548902
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million nine hundred eighty-four thousand five hundred fifty-one
Scientific notation
2.0984551 × 10^7
Engineering notation
2.0984551 × 10^6
Prime Factorization
7 × 31 × 96703
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20984551
Product of the distinct prime numbers
The prime factorization of 20984551 is 7 × 31 × 96703.
Since it has a total of 3 prime factors.
6 , 2 , 97 , 66 , 256 , 993 , 9228 , 6078 , 56657 , 65665 , 997859 , 997188 , 2498260 , 7647013 , 15632507 , 35149884 , 310921527 , 580570146 , 6394232134 , 5694652634
n×2
41969102
n×3
62953653
n×4
83938204
n×5
104922755
n÷2
10492275.5
n÷3
6994850.3333333
n÷3
5246137.75
n÷5
4196910.2
n2
440351380671601
n3
9.2405760056236E+21
n4
1.9390933845939E+29
n5
4.0691004022772E+36
2 √n
4580.8897607343
3 √n
275.82474608908
4 √n
67.682270652914
5 √n
29.132646309371
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20984550
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20984551 can be divided by 8 positive divisors.
The sum of these divisors (counting 20984551) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000011001011100111
3
Ternary
1110111010101121
4
Quaternary
1100003023213
5
Quinary
20333001201
6
Senary
2025434411
8
Octal
120031347
10
Decimal
20984551
12
Duodecimal
703ba07
16
Hexadecimal
14032e7
20
Vigesimal
6b317b
36
Base36
chrs7
md5
3db29a8fe927e21eabbee35f75ca3dd5
sha1
fb3019ac152b1703b04934d9169a6bf61c992b94
sha256
51d23427247941c52225cee6552ccfe1f5338cfdb0a69e061bb0e945076d9f17
sha512
771698184f3aa7ef6e55abc921dcde9e354416d224857bb7dd19cdf13e9ae8b2a24453268932b73395d20329f51425ea3034c9f2ecc7efff1da57e01c0bdd53e
ripemd-160
dfbdd9f3e34ea18842025d6e143714efc4cc9f7c
Diameter
41969102
Circumference
131849822.52096
Area
1.383404662516E+15
Volume
3.870683425894E+22
Surface area
5.5336186500641E+15
Circumference
131849822.52096
Perimeter
83938204
Area
440351380671601
Diagonal
29676636.62451
Surface area
2642108284029606
Volume
9.2405760056236E+21
Space diagonal
36346308.50602
Perimeter
62953653
Area
1.9067774112658E+14
Altitude
18173154.25301
Surface area
1.9067774112658E+14
Volume
1.089012325941E+21
Height
9892212.20817