75243721 is an odd 8-digits composite number following 75243720
and preceding 75243722 . In scientific notation, it is written as 7.5243721 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 64426848 positive integers (up to 75243721) that are relatively prime to 75243721.
75243721 has 8 divisors, whose sum is 86083200
The reverse of 75243721 is 12734257
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-five million two hundred forty-three thousand seven hundred twenty-one
Scientific notation
7.5243721 × 10^7
Engineering notation
7.5243721 × 10^6
Prime Factorization
7 × 1049 × 10247
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
75243721
Product of the distinct prime numbers
The prime factorization of 75243721 is 7 × 1049 × 10247.
Since it has a total of 3 prime factors.
8 , 10 , 16 , 20 , 220 , 95 , 9559 , 3609 , 5549 , 67663 , 612294 , 891433 , 9787211 , 6304238 , 84698445 , 56463873 , 759585507 , 3213109 , 3881756866 , 6729506595
n×2
150487442
n×3
225731163
n×4
300974884
n×5
376218605
n÷2
37621860.5
n÷3
25081240.333333
n÷3
18810930.25
n÷5
15048744.2
n2
5661617549925841
n3
4.2600117133532E+23
n4
3.2053913281628E+31
n5
2.411855707921E+39
2 √n
8674.3138633554
3 √n
422.17264373486
4 √n
93.135996603652
5 √n
37.609196311772
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
-75243720
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 75243721 can be divided by 8 positive divisors.
The sum of these divisors (counting 75243721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011111000010000011001001
3
Ternary
12020120202222111
4
Quaternary
10133002003021
5
Quinary
123230244341
6
Senary
11244422321
8
Octal
437020311
10
Decimal
75243721
12
Duodecimal
212479a1
16
Hexadecimal
47c20c9
20
Vigesimal
13a5961
36
Base36
18sqfd
md5
849807ab44f35eb2b4ae492e81f69765
sha1
230ed37b7197e0e9e020b3da5bb1827b164688f5
sha256
6028b7ea16e6db99b3c234f6dbd9c5fc56095fc652e1ddbcdac0935c58e99f30
sha512
acea02ddc5fb787d2bb4d2ab65a8280e32190ca388f84383161eba100372e20897741980cf9546ff191f8ddfca58a79f95ae9b17284ba11eb5c12cc538eea788
ripemd-160
bbdca7ff5b6477d07c2374761e3f8eb901e48423
Diameter
150487442
Circumference
472770242.24472
Area
1.7786496102282E+16
Volume
1.7844295337169E+24
Surface area
7.1145984409128E+16
Circumference
472770242.24472
Perimeter
300974884
Area
5661617549925841
Diagonal
106410690.72162
Surface area
33969705299555046
Volume
4.2600117133532E+23
Space diagonal
130325947.72254
Perimeter
225731163
Area
2.4515523123738E+15
Altitude
65162973.861269
Surface area
2.4515523123738E+15
Volume
5.0204719507437E+22
Height
35470230.240539