20783490 is an even 8-digits composite number following 20783489
and preceding 20783491 . In scientific notation, it is written as 2.0783490 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 4181760 positive integers (up to 20783490) that are relatively prime to 20783490.
20783490 has 32 divisors, whose sum is 38154240
The reverse of 20783490 is 09438702
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million seven hundred eighty-three thousand four hundred ninety
Scientific notation
2.0783490 × 10^7
Engineering notation
2.0783490 × 10^6
Prime Factorization
2 × 39 × 1655 × 23 × 7
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20783490
Product of the distinct prime numbers
The prime factorization of 20783490 is 2 × 39 × 1655 × 23 × 7.
Since it has a total of 5 prime factors.
3 , 6 , 26 , 21 , 701 , 605 , 9560 , 3033 , 40340 , 5223 , 766022 , 223187 , 5478142 , 6973185 , 56090502 , 41498972 , 376715325 , 566916064 , 3945747549 , 2013845165
n×2
41566980
n×3
62350470
n×4
83133960
n×5
103917450
n÷2
10391745
n÷3
6927830
n÷3
5195872.5
n÷5
4156698
n2
431953456580100
n3
8.9775003452979E+21
n4
1.865837886515E+29
n5
3.8778623056005E+36
2 √n
4558.8913125891
3 √n
274.94099009329
4 √n
67.519562443703
5 √n
29.076604911382
1 , 2 , 7 , 14 , 23 , 39 , 46 , 78 , 161 , 273 , 322 , 546 , 897 , 1655 , 1794 , 3310 , 6279 , 11585 , 12558 , 23170 , 38065 , 64545 , 76130 , 129090 , 266455 , 451815 , 532910 , 903630 , 1484535 , 2969070 , 10391745 , 20783490
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
-20783489
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 20783490 can be divided by 32 positive divisors.
The sum of these divisors (counting 20783490) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111010010000110000010
3
Ternary
1110002220120220
4
Quaternary
1033102012002
5
Quinary
20310032430
6
Senary
2021243510
8
Octal
117220602
10
Decimal
20783490
12
Duodecimal
6b63596
16
Hexadecimal
13d2182
20
Vigesimal
69hiea
36
Base36
cdgn6
md5
75039826d867bd48d65147245c772997
sha1
8782562175e5250c6084d23a4d421681c69294cf
sha256
aabcc7f32af4dbd892b8e51fc62abf304e43c64de6ff4ef97c4eaecf923e5fe4
sha512
5af8df06f314ba25d7135340387af31425f9a2d6f6fb4176292e8e6b66e0e530a76057a5dc2fe35de30e008ff05ed44e5e3b72f56290230332fbd15b056945ba
ripemd-160
5686eaf1301ec0f03569eeabc692b5652f03b4d1
Diameter
41566980
Circumference
130586518.99991
Area
1.3570218058848E+15
Volume
3.760486550985E+22
Surface area
5.428087223539E+15
Circumference
130586518.99991
Perimeter
83133960
Area
431953456580100
Diagonal
29392293.431446
Surface area
2591720739480600
Volume
8.9775003452979E+21
Space diagonal
35998060.6386
Perimeter
62350470
Area
1.8704133332543E+14
Altitude
17999030.3193
Surface area
1.8704133332543E+14
Volume
1.0580085620441E+21
Height
9797431.1438152