20688054 is an even 8-digits composite number following 20688053
and preceding 20688055 . In scientific notation, it is written as 2.0688054 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 6734592 positive integers (up to 20688054) that are relatively prime to 20688054.
20688054 has 32 divisors, whose sum is 42357600
The reverse of 20688054 is 45088602
Previous prime number is 149
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred eighty-eight thousand fifty-four
Scientific notation
2.0688054 × 10^7
Engineering notation
2.0688054 × 10^6
Prime Factorization
2 × 3 × 73 × 149 × 317
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20688054
Product of the distinct prime numbers
The prime factorization of 20688054 is 2 × 3 × 73 × 149 × 317.
Since it has a total of 5 prime factors.
8 , 1 , 55 , 24 , 193 , 858 , 6368 , 1174 , 9153 , 73822 , 174684 , 216747 , 6155425 , 5387923 , 81219611 , 27026164 , 949311598 , 775037483 , 8591011013 , 2442560299
n×2
41376108
n×3
62064162
n×4
82752216
n×5
103440270
n÷2
10344027
n÷3
6896018
n÷3
5172013.5
n÷5
4137610.8
n2
427995578306916
n3
8.8543956357747E+21
n4
1.8318021505027E+29
n5
3.7896421806916E+36
2 √n
4548.4122504452
3 √n
274.51950916581
4 √n
67.441917606524
5 √n
29.049852273628
1 , 2 , 3 , 6 , 73 , 146 , 149 , 219 , 298 , 317 , 438 , 447 , 634 , 894 , 951 , 1902 , 10877 , 21754 , 23141 , 32631 , 46282 , 47233 , 65262 , 69423 , 94466 , 138846 , 141699 , 283398 , 3448009 , 6896018 , 10344027 , 20688054
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
-20688053
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 20688054 can be divided by 32 positive divisors.
The sum of these divisors (counting 20688054) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110111010110010110110
3
Ternary
1102221001200020
4
Quaternary
1032322302312
5
Quinary
20244004204
6
Senary
2015230010
8
Octal
116726266
10
Decimal
20688054
12
Duodecimal
6b18306
16
Hexadecimal
13bacb6
20
Vigesimal
69602e
36
Base36
cbf06
md5
6406df9d06c133b2f42c1be507dd7a61
sha1
3b7f280ec524d8afe03d80ddfa52750dec75f183
sha256
9a8da6c3a402108d85dfb464116294aced1c1a391cdc4decf33f9a80f54326e7
sha512
e127ef9f72a9443659ed2b3bbb1530e6f2e3f812c96c78a01252561de37474cf3bc185e4efaf36d7091b550045ddfb9a12f6b4f2ca53150e692143d86cb7732b
ripemd-160
29fa2d48220d016880c070551837846e5c4f3302
Diameter
41376108
Circumference
129986876.92694
Area
1.3445877645779E+15
Volume
3.7089205708436E+22
Surface area
5.3783510583117E+15
Circumference
129986876.92694
Perimeter
82752216
Area
427995578306916
Diagonal
29257326.545907
Surface area
2567973469841496
Volume
8.8543956357747E+21
Space diagonal
35832760.637729
Perimeter
62064162
Area
1.853275217606E+14
Altitude
17916380.318864
Surface area
1.853275217606E+14
Volume
1.0435005328941E+21
Height
9752442.181969