2021985439 is an odd 10-digits prime number following 2021985438
and preceding 2021985440 . In scientific notation, it is written as 2.021985439 × 10^9.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 2021985438 positive integers (up to 2021985439) that are relatively prime to 2021985439.
2021985439 has 2 divisors, whose sum is 2021985440
The reverse of 2021985439 is 9345891202
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 43 Digital Root 7
Name
two billion twenty-one million nine hundred eighty-five thousand four hundred thirty-nine
Scientific notation
2.021985439 × 10^9
Engineering notation
2.021985439 × 10^9
Prime Factorization
2021985439
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
2021985439 Product of the distinct prime numbers
The prime factorization of 2021985439 is 2021985439.
Since it has a total of 1 prime factors.
10 , 6 , 73 , 89 , 872 , 569 , 2984 , 6368 , 24807 , 72362 , 74589 , 319728 , 3355669 , 6791283 , 59542601 , 93161687 , 121162100 , 22945665 , 222742929 , 4838226574
n×2
4043970878
n×3
6065956317
n×4
8087941756
n×5
10109927195
n÷2
1010992719.5
n÷3
673995146.33333
n÷3
505496359.75
n÷5
404397087.8
n2
4088425115528022721
n3
8.2667360520396E+27
n4
1.671521992528E+37
n5
3.3797931298599E+46
2 √n44966.492402677
3 √n1264.5208888286
4 √n212.05304148415
5 √n72.636616286318
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
2021985440 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
1010992720 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
44966.492413796 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999990109 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021985439 can be divided by 2 positive divisors.
The sum of these divisors (counting 2021985439) is 2021985440, the average is 1010992720.
Base
System
Value
2
Binary
1111000100001010000110010011111
3
Ternary
12012220201111120121
4
Quaternary
1320201100302133
5
Quinary
13120112013224
6
Senary
532350055411
8
Octal
17041206237
10
Decimal
2021985439
12
Duodecimal
4851aa567
16
Hexadecimal
78850c9f
20
Vigesimal
1bbh83bj
36
Base36
xfu5y7
md5
60389820011762606f9951a20c1b65b7
sha1
b03fcc0cabe9dc06c51d598c062dd1517904d00d
sha256
e5db7f092364cf03cd9066fffa6c8e0716f0cb0e577e0945d60c2afedff3c334
sha512
4dad66535f0c3ffb28626c10d9d25e8a008ed9ec1256e1ca900ee0c8fc64a3c06b94e0dcf583a86018b49a7fc5cc238a92d64d93c5cf702c54f8ef69ad5a12dc
ripemd-160
993091cad0c4ebba1b8c42a37e1cb3ff96600ebc
Diameter
4043970878
Circumference
12704509201.656
Area
1.2844166307695E+19
Volume
3.4627623000338E+28
Surface area
5.1376665230779E+19
Circumference
12704509201.656
Perimeter
8087941756
Area
4088425115528022721
Diagonal
2859519230.7547
Surface area
2.4530550693168E+19
Volume
8.2667360520396E+27
Space diagonal
3502181512.5125
Perimeter
6065956317
Area
1.7703400057588E+18
Altitude
1751090756.2562
Surface area
1.7703400057588E+18
Volume
9.7424418677941E+26
Height
953173076.91824