20984929 is an odd 8-digits composite number following 20984928
and preceding 20984930 . In scientific notation, it is written as 2.0984929 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 17987076 positive integers (up to 20984929) that are relatively prime to 20984929.
20984929 has 4 divisors, whose sum is 23982784
The reverse of 20984929 is 92948902
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million nine hundred eighty-four thousand nine hundred twenty-nine
Scientific notation
2.0984929 × 10^7
Engineering notation
2.0984929 × 10^6
Prime Factorization
7 × 2997847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20984929
Product of the distinct prime numbers
The prime factorization of 20984929 is 7 × 2997847.
Since it has a total of 2 prime factors.
7 , 6 , 21 , 22 , 444 , 353 , 26 , 8488 , 68272 , 97683 , 922807 , 749516 , 2830055 , 841460 , 99810415 , 61298416 , 166334451 , 523137007 , 5743148103 , 6098670674
n×2
41969858
n×3
62954787
n×4
83939716
n×5
104924645
n÷2
10492464.5
n÷3
6994976.3333333
n÷3
5246232.25
n÷5
4196985.8
n2
440367245135041
n3
9.2410753730844E+21
n4
1.9392331058783E+29
n5
4.0694669041305E+36
2 √n
4580.9310189087
3 √n
275.826402246
4 √n
67.6825754453
5 √n
29.132751263353
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
-20984928
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 20984929 can be divided by 4 positive divisors.
The sum of these divisors (counting 20984929) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000011010001100001
3
Ternary
1110111010220121
4
Quaternary
1100003101201
5
Quinary
20333004204
6
Senary
2025440241
8
Octal
120032141
10
Decimal
20984929
12
Duodecimal
7040081
16
Hexadecimal
1403461
20
Vigesimal
6b3269
36
Base36
chs2p
md5
699f9bc77361c395cefc2cc2252cfc1f
sha1
8a24dc6993db4c4a8733dacff792af819e9d0f8d
sha256
98d5e6896118d61b8595a9dc2be9c92c42183da3321211bbeb106af1a53d20b3
sha512
a238a5fbdac7fef869ede6b37cc0b6934f84ce9e94002df43a5fb24fc205ed0266e93499c07a3c112d2f3af18c28385c314c1d106cbeb7ceab3cee06455cb6fe
ripemd-160
2c88e3d6cc86e7dbc27f285af6169aec45221ade
Diameter
41969858
Circumference
131852197.56501
Area
1.3834545021978E+15
Volume
3.8708926004469E+22
Surface area
5.5338180087913E+15
Circumference
131852197.56501
Perimeter
83939716
Area
440367245135041
Diagonal
29677171.197236
Surface area
2642203470810246
Volume
9.2410753730844E+21
Space diagonal
36346963.221226
Perimeter
62954787
Area
1.9068461064076E+14
Altitude
18173481.610613
Surface area
1.9068461064076E+14
Volume
1.0890711769607E+21
Height
9892390.3990788