38839987 is an odd 8-digits prime number following 38839986
and preceding 38839988 . In scientific notation, it is written as 3.8839987 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 38839986 positive integers (up to 38839987) that are relatively prime to 38839987.
38839987 has 2 divisors, whose sum is 38839988
The reverse of 38839987 is 78993883
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
thirty-eight million eight hundred thirty-nine thousand nine hundred eighty-seven
Scientific notation
3.8839987 × 10^7
Engineering notation
3.8839987 × 10^6
Prime Factorization
38839987
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
38839987
Product of the distinct prime numbers
The prime factorization of 38839987 is 38839987.
Since it has a total of 1 prime factors.
2 , 1 , 43 , 62 , 717 , 128 , 7973 , 8450 , 99390 , 84118 , 780962 , 522627 , 8207884 , 3996624 , 93281675 , 12863184 , 802303632 , 33633513 , 4376160641 , 3955699885
n×2
77679974
n×3
116519961
n×4
155359948
n×5
194199935
n÷2
19419993.5
n÷3
12946662.333333
n÷3
9709996.75
n÷5
7767997.4
n2
1508544590160169
n3
5.8591852270741E+22
n4
2.2757067805015E+30
n5
8.8388421770491E+37
2 √n
6232.1735373784
3 √n
338.65671546201
4 √n
78.94411654695
5 √n
32.950030063187
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
38839988
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
19419994
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
6232.1736176073
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999485067
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38839987 can be divided by 2 positive divisors.
The sum of these divisors (counting 38839987) is 38839988, the average is 19419994.
Base
System
Value
2
Binary
10010100001010011010110011
3
Ternary
2201002021110001
4
Quaternary
2110022122303
5
Quinary
34420334422
6
Senary
3504250431
8
Octal
224123263
10
Decimal
38839987
12
Duodecimal
11010a17
16
Hexadecimal
250a6b3
20
Vigesimal
c2ejj7
36
Base36
n4h4j
md5
bd444bb2b0ba385f4c9de8ae94f81c72
sha1
dc11444fa395490d76acf041d2dd1f267d5ba4dc
sha256
8b0622a8fe226a47d2ecd0c690dc46d56d0179215d29ca21734b182dc2fc000b
sha512
83cb125b461c237cf6e0481776264ff627b382a3a0c983a8377626078b893a16713b9f71bbca2c61a7801d81810d2e1a915b983c6aefd9263f3c7739e588b19f
ripemd-160
a00dafb6b34ad6d458437511a86f63a2f58053e8
Diameter
77679974
Circumference
244038835.64945
Area
4.7392326020598E+15
Volume
2.4542897687197E+23
Surface area
1.8956930408239E+16
Circumference
244038835.64945
Perimeter
155359948
Area
1508544590160169
Diagonal
54928036.377795
Surface area
9051267540961014
Volume
5.8591852270741E+22
Space diagonal
67272830.849315
Perimeter
116519961
Area
6.5321896891015E+14
Altitude
33636415.424657
Surface area
6.5321896891015E+14
Volume
6.9051160104869E+21
Height
18309345.459265