2021521885 is an odd 10-digits composite number following 2021521884
and preceding 2021521886 . In scientific notation, it is written as 2.021521885 × 10^9.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 1611067344 positive integers (up to 2021521885) that are relatively prime to 2021521885.
2021521885 has 8 divisors, whose sum is 2435051520
The reverse of 2021521885 is 5881251202
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 34
Digital Root 7
Name
two billion twenty-one million five hundred twenty-one thousand eight hundred eighty-five
Scientific notation
2.021521885 × 10^9
Engineering notation
2.021521885 × 10^9
Prime Factorization
5 × 263 × 1537279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021521885
Product of the distinct prime numbers
The prime factorization of 2021521885 is 5 × 263 × 1537279.
Since it has a total of 3 prime factors.
8 , 7 , 73 , 92 , 555 , 812 , 1577 , 5266 , 36354 , 76128 , 875299 , 957707 , 7303935 , 3999667 , 95377478 , 75411238 , 677514422 , 480125843 , 5164430366 , 2925671117
n×2
4043043770
n×3
6064565655
n×4
8086087540
n×5
10107609425
n÷2
1010760942.5
n÷3
673840628.33333
n÷3
505380471.25
n÷5
404304377
n2
4086550731533953225
n3
8.2610517379586E+27
n4
1.6699896881401E+37
n5
3.3759207022995E+46
2 √n
44961.337669157
3 √n
1264.424248087
4 √n
212.04088678639
5 √n
72.633285492582
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021521884
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021521885 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021521885) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000011111011111100111011101
3
Ternary
12012212211221200221
4
Quaternary
1320133133213131
5
Quinary
13120002200020
6
Senary
532332121341
8
Octal
17037374735
10
Decimal
2021521885
12
Duodecimal
485006251
16
Hexadecimal
787df9dd
20
Vigesimal
1bbea4e5
36
Base36
xfk89p
md5
fe13f090a19bc3d12134cb29be9e25a5
sha1
982e631288cd87d4fe76068972c32bd316bf3818
sha256
7ac3c5c81bb5ef4dca69833f3cd997930ec06239e86343e54366f529c73e85ea
sha512
2679010a6bd21d683b77492ac24b910689e9e9d4b48d4c9984f1ab503f5844fa8613e21ede4e2ac84d3b3213c839b5176cf90afb2804409a0be7a457df321d9a
ripemd-160
848b47c28fc58ec1add3687764a336d4dc433775
Diameter
4043043770
Circumference
12701596605.974
Area
1.2838277756709E+19
Volume
3.4603812601195E+28
Surface area
5.1353111026836E+19
Circumference
12701596605.974
Perimeter
8086087540
Area
4086550731533953225
Diagonal
2858863666.401
Surface area
2.4519304389204E+19
Volume
8.2610517379586E+27
Space diagonal
3501378613.4324
Perimeter
6064565655
Area
1.7695283736811E+18
Altitude
1750689306.7162
Surface area
1.7695283736811E+18
Volume
9.7357428394058E+26
Height
952954555.46701