20011980 is an even 8-digits composite number following 20011979
and preceding 20011981 . In scientific notation, it is written as 2.0011980 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 5336512 positive integers (up to 20011980) that are relatively prime to 20011980.
20011980 has 12 divisors, whose sum is 37355808
The reverse of 20011980 is 08911002
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million eleven thousand nine hundred eighty
Scientific notation
2.0011980 × 10^7
Engineering notation
2.0011980 × 10^6
Prime Factorization
2 × 2 × 15 × 333533
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10005990
Product of the distinct prime numbers
The prime factorization of 20011980 is 2 × 2 × 15 × 333533.
Since it has a total of 4 prime factors.
7 , 5 , 98 , 4 , 47 , 343 , 1981 , 8549 , 30130 , 97273 , 345052 , 504071 , 6521130 , 6971161 , 44488406 , 8908478 , 248495598 , 105276455 , 7551756875 , 7044153673
n×2
40023960
n×3
60035940
n×4
80047920
n×5
100059900
n÷2
10005990
n÷3
6670660
n÷3
5002995
n÷5
4002396
n2
400479343520400
n3
8.0143846129434E+21
n4
1.6038370458653E+29
n5
3.2095954885116E+36
2 √n
4473.4751592023
3 √n
271.49594871333
4 √n
66.884042635013
5 √n
28.857453999189
1 , 2 , 4 , 15 , 30 , 60 , 333533 , 667066 , 1334132 , 5002995 , 10005990 , 20011980
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
-20011979
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 20011980 can be divided by 12 positive divisors.
The sum of these divisors (counting 20011980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100010101101111001100
3
Ternary
1101122201021110
4
Quaternary
1030111233030
5
Quinary
20110340410
6
Senary
1552532020
8
Octal
114255714
10
Decimal
20011980
12
Duodecimal
6851010
16
Hexadecimal
1315bcc
20
Vigesimal
6519j0
36
Base36
bwxcc
md5
c6b77c2fbec11bbe3802298cfbc8aa04
sha1
e320edb8a04a97666905b6b1fb9ab83c4337fce0
sha256
028abea11c603fe5477cde42f7f01b19ac69f8da961b1a45b5863f6b4116e173
sha512
38d3c6dbae837ee94923a31c81df661f7a5ccb04b7d6f599be842eeb5b74c01681d85b989e5d3e26adc397467283f7e5856108c1d46d844322ef58b566aff9e1
ripemd-160
c878daba27630a8bfd2a5120ca7aa4e993a943e8
Diameter
40023960
Circumference
125738978.70357
Area
1.2581429635182E+15
Volume
3.3570575764088E+22
Surface area
5.0325718540726E+15
Circumference
125738978.70357
Perimeter
80047920
Area
400479343520400
Diagonal
28301213.525939
Surface area
2402876061122400
Volume
8.0143846129434E+21
Space diagonal
34661766.120052
Perimeter
60035940
Area
1.7341264258979E+14
Altitude
17330883.060026
Surface area
1.7341264258979E+14
Volume
9.445042844749E+20
Height
9433737.8419797