75090721 is an odd 8-digits composite number following 75090720
and preceding 75090722 . In scientific notation, it is written as 7.5090721 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 73259200 positive integers (up to 75090721) that are relatively prime to 75090721.
75090721 has 4 divisors, whose sum is 76922244
The reverse of 75090721 is 12709057
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-five million ninety thousand seven hundred twenty-one
Scientific notation
7.5090721 × 10^7
Engineering notation
7.5090721 × 10^6
Prime Factorization
41 × 1831481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
75090721
Product of the distinct prime numbers
The prime factorization of 75090721 is 41 × 1831481.
Since it has a total of 2 prime factors.
3 , 8 , 86 , 100 , 586 , 913 , 1886 , 7239 , 85103 , 96899 , 176077 , 629650 , 6498210 , 6021761 , 87528438 , 83555717 , 186667442 , 295565376 , 4363001325 , 3791605671
n×2
150181442
n×3
225272163
n×4
300362884
n×5
375453605
n÷2
37545360.5
n÷3
25030240.333333
n÷3
18772680.25
n÷5
15018144.2
n2
5638616380299841
n3
4.2340776943913E+23
n4
3.1793994684186E+31
n5
2.3874339843057E+39
2 √n
8665.4902342568
3 √n
421.88630203649
4 √n
93.088614955089
5 √n
37.593889006654
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
-75090720
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 75090721 can be divided by 4 positive divisors.
The sum of these divisors (counting 75090721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011110011100101100100001
3
Ternary
12020022000002211
4
Quaternary
10132130230201
5
Quinary
123210400341
6
Senary
11241242121
8
Octal
436345441
10
Decimal
75090721
12
Duodecimal
21193341
16
Hexadecimal
479cb21
20
Vigesimal
13966g1
36
Base36
18pgdd
md5
fddc76236f7135eccb712fb1cc18dbe0
sha1
eb5fcc98cb7dfe14ce79f8e85081d71f5a499fe0
sha256
0edf70e43c237d123a309096dcfe9d42f5881ac9aaea6c4154f9647ddfe5cfb7
sha512
3d7aefc3e4f9baeabc661e092343d7f7df470aeeddf41d0064ef435c4ffc4ed9bbac88d68dfc73e3b5287215160e75cd42602a8857c289ee7b06d6588e62d1c9
ripemd-160
46a61351dbc73fabb8c1854734c80d5164b7f7bc
Diameter
150181442
Circumference
471808914.89272
Area
1.7714235796761E+16
Volume
1.7735663172571E+24
Surface area
7.0856943187044E+16
Circumference
471808914.89272
Perimeter
300362884
Area
5638616380299841
Diagonal
106194316.04657
Surface area
33831698281799046
Volume
4.2340776943913E+23
Space diagonal
130060943.94898
Perimeter
225272163
Area
2.4415925137674E+15
Altitude
65030471.97449
Surface area
2.4415925137674E+15
Volume
4.9899084162913E+22
Height
35398105.348858