74385 is an odd 5-digits composite number following 74384
and preceding 74386 . In scientific notation, it is written as 7.4385 × 10^4.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 36288 positive integers (up to 74385) that are relatively prime to 74385.
74385 has 16 divisors, whose sum is 110400
The reverse of 74385 is 58347
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 27
Digital Root 9
Name
seventy-four thousand three hundred eighty-five
Scientific notation
7.4385 × 10^4
Engineering notation
7.4385 × 10^3
Prime Factorization
45 × 3 × 19 × 29
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
74385
Product of the distinct prime numbers
The prime factorization of 74385 is 45 × 3 × 19 × 29.
Since it has a total of 4 prime factors.
8 , 6 , 100 , 27 , 978 , 851 , 8729 , 745 , 58782 , 54003 , 292611 , 606762 , 6595934 , 7140852 , 61168469 , 12528337 , 591169170 , 527546743 , 5587509539 , 3507971077
n×2
148770
n×3
223155
n×4
297540
n×5
371925
n÷2
37192.5
n÷3
24795
n÷3
18596.25
n÷5
14877
n2
5533128225
n3
411581743016625
n4
3.0615507954292E+19
n5
2.27733455918E+24
2 √n
272.73613621961
3 √n
42.056047621997
4 √n
16.514724830272
5 √n
9.4253410421062
1 , 3 , 19 , 29 , 45 , 57 , 87 , 135 , 551 , 855 , 1305 , 1653 , 2565 , 3915 , 24795 , 74385
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-74384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 74385 can be divided by 16 positive divisors.
The sum of these divisors (counting 74385) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010001010010001
3
Ternary
10210001000
4
Quaternary
102022101
5
Quinary
4340020
6
Senary
1332213
8
Octal
221221
10
Decimal
74385
12
Duodecimal
37069
16
Hexadecimal
12291
20
Vigesimal
95j5
36
Base36
1le9
md5
8f013da04a5a506c391602adff17ab2a
sha1
51de2af1ded4398e06e209af4239a7c01f753803
sha256
23ae01e1f81b6b980911d3ab3a81580d5bb9b854485f9c5d2bf325e8357b2949
sha512
4dccb412640df6e0504a06c0e501fef6f3d2fb18201af507ff928f630848225bcf134f5fcd6c692ca5a99e862934386656ed56871a8b499eae95de96c8ead400
ripemd-160
cec501a5711d1170a7260138499cee0077a090e5
Diameter
148770
Circumference
467374.73907455
Area
17382834983.03
Volume
1.7240295736169E+15
Surface area
69531339932.121
Circumference
467374.73907455
Perimeter
297540
Area
5533128225
Diagonal
105196.27583712
Surface area
33198769350
Volume
411581743016625
Space diagonal
128838.59932101
Perimeter
223155
Area
2395914802.6233
Altitude
64419.299660505
Surface area
2395914802.6233
Volume
48505373583272
Height
35065.425279041