75821409 is an odd 8-digits composite number following 75821408
and preceding 75821410 . In scientific notation, it is written as 7.5821409 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 48349752 positive integers (up to 75821409) that are relatively prime to 75821409.
75821409 has 12 divisors, whose sum is 114281856
The reverse of 75821409 is 90412857
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-five million eight hundred twenty-one thousand four hundred nine
Scientific notation
7.5821409 × 10^7
Engineering notation
7.5821409 × 10^6
Prime Factorization
3 × 3 × 23 × 366287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25273803
Product of the distinct prime numbers
The prime factorization of 75821409 is 3 × 3 × 23 × 366287.
Since it has a total of 4 prime factors.
8 , 8 , 73 , 45 , 893 , 556 , 289 , 9835 , 23649 , 68223 , 926870 , 105462 , 7896071 , 3307581 , 47386801 , 36643859 , 942982241 , 569323358 , 4715287376 , 5037628671
n×2
151642818
n×3
227464227
n×4
303285636
n×5
379107045
n÷2
37910704.5
n÷3
25273803
n÷3
18955352.25
n÷5
15164281.8
n2
5748886062745281
n3
4.3588864145781E+23
n4
3.3049690962427E+31
n5
2.5058741357858E+39
2 √n
8707.5489662706
3 √n
423.25030873662
4 √n
93.314248463301
5 √n
37.666769128771
1 , 3 , 9 , 23 , 69 , 207 , 366287 , 1098861 , 3296583 , 8424601 , 25273803 , 75821409
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-75821408
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 75821409 can be divided by 12 positive divisors.
The sum of these divisors (counting 75821409) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100100001001111000101100001
3
Ternary
12021200010102100
4
Quaternary
10201033011201
5
Quinary
123402241114
6
Senary
11305041013
8
Octal
441170541
10
Decimal
75821409
12
Duodecimal
21486169
16
Hexadecimal
484f161
20
Vigesimal
13dhda9
36
Base36
195469
md5
cb9397ac9614d0b2aa6da2576a96449a
sha1
8024f1e0ac2a1bbcc6bfa17f647168c5f39f7f06
sha256
93912f4f31ece0206f16f0a04dde509772910e95bc21320ae472d76028f622b7
sha512
f8d63abe472227b39b1368f421d509812f136b1a9b66c06dba465aeda322511a0a8bd43ffa64072478e6eff1cc3446a2cff002c9aeccb6ff4d6ba9663201d8af
ripemd-160
6cdda3ed7c5b4433b195e51f8034559dd5fb5f64
Diameter
151642818
Circumference
476399962.99845
Area
1.8060658221045E+16
Volume
1.8258460717161E+24
Surface area
7.2242632884181E+16
Circumference
476399962.99845
Perimeter
303285636
Area
5748886062745281
Diagonal
107227664.92604
Surface area
34493316376471686
Volume
4.3588864145781E+23
Space diagonal
131326532.68946
Perimeter
227464227
Area
2.4893406868999E+15
Altitude
65663266.34473
Surface area
2.4893406868999E+15
Volume
5.1369969036168E+22
Height
35742554.975346