38869985 is an odd 8-digits composite number following 38869984
and preceding 38869986 . In scientific notation, it is written as 3.8869985 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 24228960 positive integers (up to 38869985) that are relatively prime to 38869985.
38869985 has 8 divisors, whose sum is 44541312
The reverse of 38869985 is 58996883
Previous prime number is 385
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
thirty-eight million eight hundred sixty-nine thousand nine hundred eighty-five
Scientific notation
3.8869985 × 10^7
Engineering notation
3.8869985 × 10^6
Prime Factorization
7 × 385 × 14423
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38869985
Product of the distinct prime numbers
The prime factorization of 38869985 is 7 × 385 × 14423.
Since it has a total of 3 prime factors.
4 , 5 , 59 , 72 , 479 , 117 , 9005 , 7505 , 67486 , 90308 , 947517 , 288389 , 7669879 , 952862 , 30853741 , 2187858 , 616682497 , 754938606 , 8534816510 , 381621996
n×2
77739970
n×3
116609955
n×4
155479940
n×5
194349925
n÷2
19434992.5
n÷3
12956661.666667
n÷3
9717496.25
n÷5
7773997
n2
1510875733900225
n3
5.8727717113566E+22
n4
2.2827454832885E+30
n5
8.8730282694243E+37
2 √n
6234.5797773386
3 √n
338.74388001089
4 √n
78.959355223676
5 √n
32.955118271774
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
-38869984
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 38869985 can be divided by 8 positive divisors.
The sum of these divisors (counting 38869985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100010001101111100001
3
Ternary
2201010210121002
4
Quaternary
2110101233201
5
Quinary
34422314420
6
Senary
3505041345
8
Octal
224215741
10
Decimal
38869985
12
Duodecimal
11026255
16
Hexadecimal
2511be1
20
Vigesimal
c2iej5
36
Base36
n549t
md5
3216d3128d0bb08dda72aef84d7d4381
sha1
945082023ff1dd563fb8fc7197eefd6b6c0f32cb
sha256
c7eb643032d14ff1e4316550e8b1674cdbe1d7f134bf4345c3d20850812006b4
sha512
4a10cc870161c67083936432ff7ddcff1396350d0f08ebd6d92547001c6819e83c87f81440fd55f89f95009a1e1d6c9dd9349094c6273712b2a15fa0ff2a6d48
ripemd-160
57fea38a4e5f78a1f905336cd28a5355171c85f5
Diameter
77739970
Circumference
244227318.64229
Area
4.746556106108E+15
Volume
2.4599808619477E+23
Surface area
1.8986224424432E+16
Circumference
244227318.64229
Perimeter
155479940
Area
1510875733900225
Diagonal
54970459.956239
Surface area
9065254403401350
Volume
5.8727717113566E+22
Space diagonal
67324788.90944
Perimeter
116609955
Area
6.5422838375953E+14
Altitude
33662394.45472
Surface area
6.5422838375953E+14
Volume
6.9211278357679E+21
Height
18323486.65208