20990535 is an odd 8-digits composite number following 20990534
and preceding 20990536 . In scientific notation, it is written as 2.0990535 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 10605600 positive integers (up to 20990535) that are relatively prime to 20990535.
20990535 has 8 divisors, whose sum is 23568640
The reverse of 20990535 is 53509902
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million nine hundred ninety thousand five hundred thirty-five
Scientific notation
2.0990535 × 10^7
Engineering notation
2.0990535 × 10^6
Prime Factorization
15 × 19 × 73651
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20990535
Product of the distinct prime numbers
The prime factorization of 20990535 is 15 × 19 × 73651.
Since it has a total of 3 prime factors.
5 , 3 , 6 , 43 , 783 , 79 , 5270 , 5330 , 84276 , 40630 , 231836 , 632766 , 743805 , 1583106 , 14488983 , 22701391 , 496459381 , 973706933 , 8347356334 , 7402614431
n×2
41981070
n×3
62971605
n×4
83962140
n×5
104952675
n÷2
10495267.5
n÷3
6996845
n÷3
5247633.75
n÷5
4198107
n2
440602559586225
n3
9.2484834480842E+21
n4
1.9413061551393E+29
n5
4.0749054795168E+36
2 √n
4581.5428623991
3 √n
275.85096185793
4 √n
67.687095242735
5 √n
29.134307625584
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
-20990534
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 20990535 can be divided by 8 positive divisors.
The sum of these divisors (counting 20990535) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000100101001000111
3
Ternary
1110111102121020
4
Quaternary
1100010221013
5
Quinary
20333144120
6
Senary
2025522223
8
Octal
120045107
10
Decimal
20990535
12
Duodecimal
7043373
16
Hexadecimal
1404a47
20
Vigesimal
6b3g6f
36
Base36
chwef
md5
de36cd6eb36d5efe309071c8fbf267af
sha1
2b7295abeb16038a59d73d53c34e794b4e0ffa6c
sha256
5b65cf3d0e1122d441cbf15d93497d16e1b7e8caac193d8d01ae1a2378bc5d65
sha512
aceb64931d9637c4788a5d6ebecc47d6c695ba8589f89ef2d3f071832889cfef7466c96665f85d50c1dfb2bb593009c84106c710b293f21ae035bda928e9a9cc
ripemd-160
367122a91bac2c9c12ac451684ca2238e6ac66e6
Diameter
41981070
Circumference
131887421.10184
Area
1.3841937643489E+15
Volume
3.8739956876464E+22
Surface area
5.5367750573958E+15
Circumference
131887421.10184
Perimeter
83962140
Area
440602559586225
Diagonal
29685099.278467
Surface area
2643615357517350
Volume
9.2484834480842E+21
Space diagonal
36356673.098053
Perimeter
62971605
Area
1.9078650478706E+14
Altitude
18178336.549026
Surface area
1.9078650478706E+14
Volume
1.089944226972E+21
Height
9895033.0928224