38993891 is an odd 8-digits composite number following 38993890
and preceding 38993892 . In scientific notation, it is written as 3.8993891 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 38823384 positive integers (up to 38993891) that are relatively prime to 38993891.
38993891 has 4 divisors, whose sum is 39164400
The reverse of 38993891 is 19839983
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
thirty-eight million nine hundred ninety-three thousand eight hundred ninety-one
Scientific notation
3.8993891 × 10^7
Engineering notation
3.8993891 × 10^6
Prime Factorization
229 × 170279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38993891
Product of the distinct prime numbers
The prime factorization of 38993891 is 229 × 170279.
Since it has a total of 2 prime factors.
6 , 1 , 44 , 62 , 949 , 623 , 8059 , 487 , 67901 , 63589 , 531646 , 129279 , 2431163 , 4183345 , 74275328 , 86207476 , 421927491 , 12854037 , 7043854850 , 5693597342
n×2
77987782
n×3
116981673
n×4
155975564
n×5
194969455
n÷2
19496945.5
n÷3
12997963.666667
n÷3
9748472.75
n÷5
7798778.2
n2
1520523535319881
n3
5.9291128999198E+22
n4
2.3119918214617E+30
n5
9.0153557078968E+37
2 √n
6244.5088677974
3 √n
339.10343661551
4 √n
79.022204903415
5 √n
32.976101764477
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38993890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38993891 can be divided by 4 positive divisors.
The sum of these divisors (counting 38993891) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101111111111100011
3
Ternary
2201101002120012
4
Quaternary
2110233333203
5
Quinary
34440301031
6
Senary
3511435135
8
Octal
224577743
10
Decimal
38993891
12
Duodecimal
11085aab
16
Hexadecimal
252ffe3
20
Vigesimal
c3e4eb
36
Base36
n7rvn
md5
c22334cf161f13497914ad7ce85c37e2
sha1
324d510e2cf674f3ffaa822660de155c9f0839a0
sha256
e33707c6f5653ec7210a6f92d75699c84427e91b669886772b905e5186b4119e
sha512
10ea5807bd0e6fdbe1b42cb3eca272a7d5bb112ca9ab03d2ee72fdfb1cc51d599bdab1d3559be8af2fd724682aa84afe1f67ce27b9647abe61783d3e3cb44aa9
ripemd-160
a4bf3b3f928377c3768ae43cf72d27aafca3df39
Diameter
77987782
Circumference
245005843.00096
Area
4.7768655681713E+15
Volume
2.4835810038257E+23
Surface area
1.9107462272685E+16
Circumference
245005843.00096
Perimeter
155975564
Area
1520523535319881
Diagonal
55145689.501898
Surface area
9123141211919286
Volume
5.9291128999198E+22
Space diagonal
67539400.396803
Perimeter
116981673
Area
6.5840600431957E+14
Altitude
33769700.198401
Surface area
6.5840600431957E+14
Volume
6.9875265632566E+21
Height
18381896.500633