20784998 is an even 8-digits composite number following 20784997
and preceding 20784999 . In scientific notation, it is written as 2.0784998 × 10^7.
The sum of its digits is 47. It has a total of 5 prime factors and 32 positive divisors.
There are 9220608 positive integers (up to 20784998) that are relatively prime to 20784998.
20784998 has 32 divisors, whose sum is 34909056
The reverse of 20784998 is 89948702
Previous prime number is 233
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million seven hundred eighty-four thousand nine hundred ninety-eight
Scientific notation
2.0784998 × 10^7
Engineering notation
2.0784998 × 10^6
Prime Factorization
2 × 13 × 47 × 233 × 73
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20784998
Product of the distinct prime numbers
The prime factorization of 20784998 is 2 × 13 × 47 × 233 × 73.
Since it has a total of 5 prime factors.
1 , 6 , 10 , 73 , 269 , 647 , 5396 , 1833 , 37783 , 96031 , 452452 , 799842 , 4623900 , 6839369 , 5807909 , 76872722 , 973802047 , 989453069 , 7611182240 , 491921592
n×2
41569996
n×3
62354994
n×4
83139992
n×5
103924990
n÷2
10392499
n÷3
6928332.6666667
n÷3
5196249.5
n÷5
4156999.6
n2
432016141860004
n3
8.9794546445279E+21
n4
1.866379468276E+29
n5
3.8792693515358E+36
2 √n
4559.0567006783
3 √n
274.94763961792
4 √n
67.520787174605
5 √n
29.077026844827
1 , 2 , 13 , 26 , 47 , 73 , 94 , 146 , 233 , 466 , 611 , 949 , 1222 , 1898 , 3029 , 3431 , 6058 , 6862 , 10951 , 17009 , 21902 , 34018 , 44603 , 89206 , 142363 , 221117 , 284726 , 442234 , 799423 , 1598846 , 10392499 , 20784998
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20784997
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20784998 can be divided by 32 positive divisors.
The sum of these divisors (counting 20784998) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111010010011101100110
3
Ternary
1110002222122202
4
Quaternary
1033102131212
5
Quinary
20310104443
6
Senary
2021254502
8
Octal
117223546
10
Decimal
20784998
12
Duodecimal
6b64432
16
Hexadecimal
13d2766
20
Vigesimal
69i29i
36
Base36
cdht2
md5
20d8208845751acc11dbd5a86e53172b
sha1
d76db353238ab0bbb8f55b743d4d173ca6211bac
sha256
9e18c3db30c16490bc6d62d7c3313cbede83a57c18fcca9a4566aefa20bd39f9
sha512
1edaf3dc0e80087fa5653f0655568444f301d00dee403ff420a33fc040332fb449a327632a337108cc2a5f74134ec7f3ba9e4ef76e2baf8946a81f29368a4aeb
ripemd-160
660615c6f5844a5deb46c73e92c0be57838659de
Diameter
41569996
Circumference
130595994.04336
Area
1.3572187374996E+15
Volume
3.7613051659322E+22
Surface area
5.4288749499984E+15
Circumference
130595994.04336
Perimeter
83139992
Area
432016141860004
Diagonal
29394426.065498
Surface area
2592096851160024
Volume
8.9794546445279E+21
Space diagonal
36000672.571217
Perimeter
62354994
Area
1.8706847684785E+14
Altitude
18000336.285609
Surface area
1.8706847684785E+14
Volume
1.0582388784171E+21
Height
9798142.0218326