38989815 is an odd 8-digits composite number following 38989814
and preceding 38989816 . In scientific notation, it is written as 3.8989815 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 20794560 positive integers (up to 38989815) that are relatively prime to 38989815.
38989815 has 4 divisors, whose sum is 41589152
The reverse of 38989815 is 51898983
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
thirty-eight million nine hundred eighty-nine thousand eight hundred fifteen
Scientific notation
3.8989815 × 10^7
Engineering notation
3.8989815 × 10^6
Prime Factorization
15 × 2599321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38989815
Product of the distinct prime numbers
The prime factorization of 38989815 is 15 × 2599321.
Since it has a total of 2 prime factors.
7 , 9 , 29 , 84 , 861 , 890 , 9430 , 4456 , 19474 , 95647 , 431656 , 363756 , 6704842 , 4083820 , 40322485 , 64311524 , 425573631 , 596900996 , 7847386190 , 3489468769
n×2
77979630
n×3
116969445
n×4
155959260
n×5
194949075
n÷2
19494907.5
n÷3
12996605
n÷3
9747453.75
n÷5
7797963
n2
1520205673734225
n3
5.9272537980848E+22
n4
2.3110252904537E+30
n5
9.0106448535112E+37
2 √n
6244.1824925285
3 √n
339.09162080083
4 √n
79.020139790616
5 √n
32.975412342583
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
-38989814
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 38989815 can be divided by 4 positive divisors.
The sum of these divisors (counting 38989815) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101110111111110111
3
Ternary
2201100212222020
4
Quaternary
2110232333313
5
Quinary
34440133230
6
Senary
3511404223
8
Octal
224567767
10
Decimal
38989815
12
Duodecimal
11083673
16
Hexadecimal
252eff7
20
Vigesimal
c3deaf
36
Base36
n7oqf
md5
936486d34e90e770369e2a707f91c372
sha1
2fae0646d9b60184403578e101516f625007732a
sha256
57b3c4652a29b0cb9bc7803fcc17baad5ea8728ab8df838a029dd895d44a1ddc
sha512
b8da5f19e7afbf1bc95d8c5a6231c208b83957aa212a627cef946f309c8db22ff52609cf57b9e43028c22c85f061c3e36c145cabd73c8736840e7f639fe330b0
ripemd-160
d2c0c822d09598e81b32c773b15c310644fad451
Diameter
77979630
Circumference
244980232.73765
Area
4.775866976549E+15
Volume
2.48280226507E+23
Surface area
1.9103467906196E+16
Circumference
244980232.73765
Perimeter
155959260
Area
1520205673734225
Diagonal
55139925.167418
Surface area
9121234042405350
Volume
5.9272537980848E+22
Space diagonal
67532340.557711
Perimeter
116969445
Area
6.5826836621554E+14
Altitude
33766170.278856
Surface area
6.5826836621554E+14
Volume
6.9853355907324E+21
Height
18379975.055806