20990064 is an even 8-digits composite number following 20990063
and preceding 20990065 . In scientific notation, it is written as 2.0990064 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 20 positive divisors.
There are 6996672 positive integers (up to 20990064) that are relatively prime to 20990064.
20990064 has 20 divisors, whose sum is 54224456
The reverse of 20990064 is 46009902
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million nine hundred ninety thousand sixty-four
Scientific notation
2.0990064 × 10^7
Engineering notation
2.0990064 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 437293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2623758
Product of the distinct prime numbers
The prime factorization of 20990064 is 2 × 2 × 2 × 2 × 3 × 437293.
Since it has a total of 6 prime factors.
8 , 3 , 64 , 92 , 597 , 549 , 2603 , 6189 , 79363 , 37251 , 293043 , 902363 , 8928700 , 5031908 , 28821169 , 32062686 , 709772263 , 168124799 , 9087787456 , 4249711979
n×2
41980128
n×3
62970192
n×4
83960256
n×5
104950320
n÷2
10495032
n÷3
6996688
n÷3
5247516
n÷5
4198012.8
n2
440582786724096
n3
9.2478608906371E+21
n4
1.9411319195757E+29
n5
4.0744483224337E+36
2 √n
4581.4914602125
3 √n
275.84889859823
4 √n
67.68671553719
5 √n
29.134176877301
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 437293 , 874586 , 1311879 , 1749172 , 2623758 , 3498344 , 5247516 , 6996688 , 10495032 , 20990064
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20990063
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20990064 can be divided by 20 positive divisors.
The sum of these divisors (counting 20990064) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010000000100100001110000
3
Ternary
1110111101221210
4
Quaternary
1100010201300
5
Quinary
20333140224
6
Senary
2025520120
8
Octal
120044160
10
Decimal
20990064
12
Duodecimal
7043040
16
Hexadecimal
1404870
20
Vigesimal
6b3f34
36
Base36
chw1c
md5
bf8038598640d5af4cfaf386d7306545
sha1
4311e9f7c4616474fa9314d1baf81deea626a102
sha256
43257ef6ada3e2f92cedc012a780581a9630c635ad0e112ebe13e4da9891012b
sha512
ca4264f3618a32643ebbebdab219152f3daa5d7fe66c2c784cbefd6f532280611ed60f899a1a7a2b8e945e2ca0e9251a06f1cecdbdacfa74fb9d81969d7d816b
ripemd-160
456af16dc610ce99f6425f4243c49e3cab989920
Diameter
41980128
Circumference
131884461.72156
Area
1.3841316460705E+15
Volume
3.8737349113928E+22
Surface area
5.5365265842822E+15
Circumference
131884461.72156
Perimeter
83960256
Area
440582786724096
Diagonal
29684433.183879
Surface area
2643496720344576
Volume
9.2478608906371E+21
Space diagonal
36355857.302122
Perimeter
62970192
Area
1.907779428866E+14
Altitude
18177928.651061
Surface area
1.907779428866E+14
Volume
1.0898708578732E+21
Height
9894811.0612931