20221640 is an even 8-digits composite number following 20221639
and preceding 20221641 . In scientific notation, it is written as 2.0221640 × 10^7.
The sum of its digits is 17. It has a total of 6 prime factors and 32 positive divisors.
There are 8048832 positive integers (up to 20221640) that are relatively prime to 20221640.
20221640 has 32 divisors, whose sum is 45722880
The reverse of 20221640 is 04612202
Previous prime number is 223
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million two hundred twenty-one thousand six hundred forty
Scientific notation
2.0221640 × 10^7
Engineering notation
2.0221640 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 223 × 2267
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5055410
Product of the distinct prime numbers
The prime factorization of 20221640 is 2 × 2 × 2 × 5 × 223 × 2267.
Since it has a total of 6 prime factors.
1 , 1 , 23 , 38 , 536 , 397 , 346 , 8893 , 98280 , 87052 , 681630 , 644032 , 7324481 , 2703277 , 6864875 , 8950128 , 273507674 , 108874347 , 5764348430 , 1508601140
n×2
40443280
n×3
60664920
n×4
80886560
n×5
101108200
n÷2
10110820
n÷3
6740546.6666667
n÷3
5055410
n÷5
4044328
n2
408914724289600
n3
8.2689263452835E+21
n4
1.6721125174084E+29
n5
3.3812857366526E+36
2 √n
4496.8477848377
3 √n
272.44078616873
4 √n
67.058539984388
5 √n
28.917668503599
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 223 , 446 , 892 , 1115 , 1784 , 2230 , 2267 , 4460 , 4534 , 8920 , 9068 , 11335 , 18136 , 22670 , 45340 , 90680 , 505541 , 1011082 , 2022164 , 2527705 , 4044328 , 5055410 , 10110820 , 20221640
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
-20221639
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 20221640 can be divided by 32 positive divisors.
The sum of these divisors (counting 20221640) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101001000111011001000
3
Ternary
1102001100212122
4
Quaternary
1031020323020
5
Quinary
20134043030
6
Senary
2001230412
8
Octal
115107310
10
Decimal
20221640
12
Duodecimal
6932408
16
Hexadecimal
1348ec8
20
Vigesimal
667e20
36
Base36
c1f48
md5
b499f2aba3e0bff44215d7cf9fc89db1
sha1
3461657747611320f83e5a430e4e3206e1a60946
sha256
ef37d7b2d57692140b0c86f80c0b371dcbc51aeae1602497934ea7325c1c2fca
sha512
4e260652afa0acdbc9f6b9e40073c9407a9069b4c323b2d22f7845c39f3b71d87092797114737d00b03398f32e7280d93f63a3d0ed4dbb6b24596a4e0f47aa9c
ripemd-160
b292bfb4f69c0dda70ab3518350a964f3e98958c
Diameter
40443280
Circumference
127056311.33508
Area
1.2846434937729E+15
Volume
3.4636797679224E+22
Surface area
5.1385739750916E+15
Circumference
127056311.33508
Perimeter
80886560
Area
408914724289600
Diagonal
28597717.541426
Surface area
2453488345737600
Volume
8.2689263452835E+21
Space diagonal
35024907.892367
Perimeter
60664920
Area
1.7706526960815E+14
Altitude
17512453.946184
Surface area
1.7706526960815E+14
Volume
9.7450231531368E+20
Height
9532572.5138088