38869905 is an odd 8-digits composite number following 38869904
and preceding 38869906 . In scientific notation, it is written as 3.8869905 × 10^7.
The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors.
There are 19408896 positive integers (up to 38869905) that are relatively prime to 38869905.
38869905 has 32 divisors, whose sum is 66196224
The reverse of 38869905 is 50996883
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
thirty-eight million eight hundred sixty-nine thousand nine hundred five
Scientific notation
3.8869905 × 10^7
Engineering notation
3.8869905 × 10^6
Prime Factorization
5 × 3 × 17 × 313 × 487
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
38869905
Product of the distinct prime numbers
The prime factorization of 38869905 is 5 × 3 × 17 × 313 × 487.
Since it has a total of 5 prime factors.
9 , 4 , 88 , 81 , 862 , 546 , 1227 , 2759 , 67904 , 35434 , 471453 , 21518 , 7285461 , 2688765 , 40211660 , 15932339 , 247936898 , 252957804 , 2586200589 , 5542987779
n×2
77739810
n×3
116609715
n×4
155479620
n×5
194349525
n÷2
19434952.5
n÷3
12956635
n÷3
9717476.25
n÷5
7773981
n2
1510869514709025
n3
5.8727354504136E+22
n4
2.2827266904771E+30
n5
8.8729369599809E+37
2 √n
6234.573361506
3 √n
338.74364761625
4 √n
78.959314596227
5 √n
32.955104706491
1 , 3 , 5 , 15 , 17 , 51 , 85 , 255 , 313 , 487 , 939 , 1461 , 1565 , 2435 , 4695 , 5321 , 7305 , 8279 , 15963 , 24837 , 26605 , 41395 , 79815 , 124185 , 152431 , 457293 , 762155 , 2286465 , 2591327 , 7773981 , 12956635 , 38869905
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38869904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38869905 can be divided by 32 positive divisors.
The sum of these divisors (counting 38869905) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10010100010001101110010001
3
Ternary
2201010210111010
4
Quaternary
2110101232101
5
Quinary
34422314110
6
Senary
3505041133
8
Octal
224215621
10
Decimal
38869905
12
Duodecimal
110261a9
16
Hexadecimal
2511b91
20
Vigesimal
c2ief5
36
Base36
n547l
md5
8ea736919250a2196d5cee207dddd58d
sha1
04eeb0e83629346619362f5d3495320f24da1df1
sha256
b8fc7de1cb055b337a62f8c96ea70142ab6a0e4790495a48bfbfa9af2f358ecb
sha512
b8d18f9126132dda6ec18b11eb190d04208b56a6d2332c49d7c6102159527795c0e1e1d8499b2778beebdabe1f63d28d1aa1226842037f32f7d534f7e5262c18
ripemd-160
236719c3e8f43315668d76eb0ebb8b67c25f792e
Diameter
77739810
Circumference
244226815.98747
Area
4.7465365679426E+15
Volume
2.4599656729994E+23
Surface area
1.8986146271771E+16
Circumference
244226815.98747
Perimeter
155479620
Area
1510869514709025
Diagonal
54970346.819154
Surface area
9065217088254150
Volume
5.8727354504136E+22
Space diagonal
67324650.345376
Perimeter
116609715
Area
6.5422569077074E+14
Altitude
33662325.172688
Surface area
6.5422569077074E+14
Volume
6.9210851018368E+21
Height
18323448.939718