38872721 is an odd 8-digits prime number following 38872720
and preceding 38872722 . In scientific notation, it is written as 3.8872721 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 38872720 positive integers (up to 38872721) that are relatively prime to 38872721.
38872721 has 2 divisors, whose sum is 38872722
The reverse of 38872721 is 12727883
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 38 Digital Root 2
Name
thirty-eight million eight hundred seventy-two thousand seven hundred twenty-one
Scientific notation
3.8872721 × 10^7
Engineering notation
3.8872721 × 10^6
Prime Factorization
38872721
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
38872721 Product of the distinct prime numbers
The prime factorization of 38872721 is 38872721.
Since it has a total of 1 prime factors.
1 , 4 , 48 , 93 , 844 , 852 , 2360 , 3482 , 46561 , 94835 , 574022 , 160389 , 552064 , 1699696 , 70091715 , 11057447 , 324901917 , 553013504 , 46777324 , 3301080720
n×2
77745442
n×3
116618163
n×4
155490884
n×5
194363605
n÷2
19436360.5
n÷3
12957573.666667
n÷3
9718180.25
n÷5
7774544.2
n2
1511088437943841
n3
5.8740119254517E+22
n4
2.2833882672876E+30
n5
8.8761515048943E+37
2 √n6234.7991948418
3 √n338.7518277158
4 √n78.960744644676
5 √n32.955582190991
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
38872722 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
19436361 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
6234.7992750368 Returns the nth root of the product of n divisors
H Harmonic Mean
1.99999994855 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38872721 can be divided by 2 positive divisors.
The sum of these divisors (counting 38872721) is 38872722, the average is 19436361.
Base
System
Value
2
Binary
10010100010010011010010001
3
Ternary
2201010221100102
4
Quaternary
2110102122101
5
Quinary
34422411341
6
Senary
3505102145
8
Octal
224223221
10
Decimal
38872721
12
Duodecimal
11027955
16
Hexadecimal
2512691
20
Vigesimal
c2j1g1
36
Base36
n56dt
md5
3d4cb49f0e56516c8f09a1e4b2b1f8b2
sha1
be5048647af4119b4b725f0ea612e04bfbd7ccaa
sha256
b156c04769bf17756b1b8c0cd4e53fe330cd91813cb6cc7a149a6c84bbee29b5
sha512
1ef565acaa3f2d7e3ce7172082f93be9c5df194923884ee718d222f7885bd3941a07598cada3f0196c52db81eda0751826632853e120fdf9a0be61169098f6dd
ripemd-160
8b873faed7d7d58ef1272e4c74ed288d171bc1a1
Diameter
77745442
Circumference
244244509.43729
Area
4.7472243355688E+15
Volume
2.460500361613E+23
Surface area
1.8988897342275E+16
Circumference
244244509.43729
Perimeter
155490884
Area
1511088437943841
Diagonal
54974329.244545
Surface area
9066530627663046
Volume
5.8740119254517E+22
Space diagonal
67329527.80045
Perimeter
116618163
Area
6.5432048731216E+14
Altitude
33664763.900225
Surface area
6.5432048731216E+14
Volume
6.9225894420959E+21
Height
18324776.414848