1221302020 is an even 10-digits composite number following 1221302019
and preceding 1221302021 . In scientific notation, it is written as 1.221302020 × 10^9.
The sum of its digits is 13. It has a total of 4 prime factors and 12 positive divisors.
There are 488520800 positive integers (up to 1221302020) that are relatively prime to 1221302020.
1221302020 has 12 divisors, whose sum is 2564734284
The reverse of 1221302020 is 0202031221
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 13
Digital Root 4
Name
one billion two hundred twenty-one million three hundred two thousand twenty
Scientific notation
1.221302020 × 10^9
Engineering notation
1.221302020 × 10^9
Prime Factorization
2 × 2 × 5 × 61065101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
610651010
Product of the distinct prime numbers
The prime factorization of 1221302020 is 2 × 2 × 5 × 61065101.
Since it has a total of 4 prime factors.
8 , 6 , 99 , 31 , 831 , 768 , 6352 , 3525 , 65326 , 4002 , 381888 , 151798 , 7661503 , 1559471 , 24172877 , 1546458 , 421184706 , 556149973 , 1535334913 , 757793178
n×2
2442604040
n×3
3663906060
n×4
4885208080
n×5
6106510100
n÷2
610651010
n÷3
407100673.33333
n÷3
305325505
n÷5
244260404
n2
1491578624056080400
n3
1.8216679865485E+27
n4
2.224806791741E+36
n5
2.717161028863E+45
2 √n
34947.131785026
3 √n
1068.9097171559
4 √n
186.94151969273
5 √n
65.669636912898
1 , 2 , 4 , 5 , 10 , 20 , 61065101 , 122130202 , 244260404 , 305325505 , 610651010 , 1221302020
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
-1221302019
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 1221302020 can be divided by 12 positive divisors.
The sum of these divisors (counting 1221302020) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000110010111001011100000100
3
Ternary
10011010002120102011
4
Quaternary
1020302321130010
5
Quinary
10000123131040
6
Senary
321104424004
8
Octal
11062713404
10
Decimal
1221302020
12
Duodecimal
2a1018004
16
Hexadecimal
48cb9704
20
Vigesimal
j1d2f10
36
Base36
k74qo4
md5
178706777079a77c971e6e0201158f8e
sha1
8c9e2279a4e96f757e0cf52276ee0e679da85c64
sha256
e73e2fe511c8914e67120812ef2e0831f0f74f3265241951a02a5fcd04822377
sha512
9c35feb9b1110a611f092665b9612fa3b7ae9551932129e9fa4615ec96ce4e73ab616bd9cb0e169868d8447dcdaf86d493683456131f24a6f79f018a18e03545
ripemd-160
ab24582702c848f1fdc87673b941bf8cde51c91e
Diameter
2442604040
Circumference
7673666907.6927
Area
4.6859324475862E+18
Volume
7.6305850184274E+27
Surface area
1.8743729790345E+19
Circumference
7673666907.6927
Perimeter
4885208080
Area
1491578624056080400
Diagonal
1727181880.4377
Surface area
8949471744336482400
Volume
1.8216679865485E+27
Space diagonal
2115357150.0265
Perimeter
3663906060
Area
6.458724900872E+17
Altitude
1057678575.0133
Surface area
6.458724900872E+17
Volume
2.1468563105982E+26
Height
575727293.47922