20002556 is an even 8-digits composite number following 20002555
and preceding 20002557 . In scientific notation, it is written as 2.0002556 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 8572512 positive integers (up to 20002556) that are relatively prime to 20002556.
20002556 has 12 divisors, whose sum is 40005168
The reverse of 20002556 is 65520002
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two thousand five hundred fifty-six
Scientific notation
2.0002556 × 10^7
Engineering notation
2.0002556 × 10^6
Prime Factorization
2 × 2 × 7 × 714377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10001278
Product of the distinct prime numbers
The prime factorization of 20002556 is 2 × 2 × 7 × 714377.
Since it has a total of 4 prime factors.
2 , 8 , 94 , 54 , 482 , 682 , 7248 , 331 , 97539 , 72242 , 48776 , 867082 , 8003384 , 2493528 , 29901779 , 28981521 , 939561539 , 696985499 , 1589235431 , 311621299
n×2
40005112
n×3
60007668
n×4
80010224
n×5
100012780
n÷2
10001278
n÷3
6667518.6666667
n÷3
5000639
n÷5
4000511.2
n2
400102246533136
n3
8.0030675920049E+21
n4
1.6008180768086E+29
n5
3.2020453227177E+36
2 √n
4472.4217153574
3 √n
271.45332458597
4 √n
66.876167020526
5 √n
28.854735588638
1 , 2 , 4 , 7 , 14 , 28 , 714377 , 1428754 , 2857508 , 5000639 , 10001278 , 20002556
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20002555
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20002556 can be divided by 12 positive divisors.
The sum of these divisors (counting 20002556) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100010011011011111100
3
Ternary
1101122020100102
4
Quaternary
1030103123330
5
Quinary
20110040211
6
Senary
1552420232
8
Octal
114233374
10
Decimal
20002556
12
Duodecimal
6847678
16
Hexadecimal
13136fc
20
Vigesimal
65067g
36
Base36
bwq2k
md5
069eb82cfc9d1bce3b91e47ccd3f65ea
sha1
6b41f1893cade65fa78369ba4f6a2f52c2b33784
sha256
6f8f4ca0e0051f07655336efc7cfffa08cbc86430d203b0651c6358aa0f3a448
sha512
27e666233afe4b180503bbc9b5e3eecea0c92417b1c7a7e7e43b30c620ecc3738e08200f8fd6fb5d2cf7a3dd07ad0c2da198e6687d5e7b8bdd5e6a5960d4a3b4
ripemd-160
0ce143402877dc563c217a03dfebffbaf47ea12a
Diameter
40005112
Circumference
125679765.96524
Area
1.2569582783933E+15
Volume
3.3523171137633E+22
Surface area
5.0278331135731E+15
Circumference
125679765.96524
Perimeter
80010224
Area
400102246533136
Diagonal
28287885.977327
Surface area
2400613479198816
Volume
8.0030675920049E+21
Space diagonal
34645443.273242
Perimeter
60007668
Area
1.7324935480446E+14
Altitude
17322721.636621
Surface area
1.7324935480446E+14
Volume
9.4317056076682E+20
Height
9429295.3257758