75430621 is an odd 8-digits composite number following 75430620
and preceding 75430622 . In scientific notation, it is written as 7.5430621 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 64654812 positive integers (up to 75430621) that are relatively prime to 75430621.
75430621 has 4 divisors, whose sum is 86206432
The reverse of 75430621 is 12603457
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-five million four hundred thirty thousand six hundred twenty-one
Scientific notation
7.5430621 × 10^7
Engineering notation
7.5430621 × 10^6
Prime Factorization
7 × 10775803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
75430621
Product of the distinct prime numbers
The prime factorization of 75430621 is 7 × 10775803.
Since it has a total of 2 prime factors.
4 , 8 , 97 , 70 , 521 , 39 , 2154 , 8147 , 21827 , 31546 , 178789 , 342249 , 6917908 , 2029493 , 17804022 , 14400862 , 569442621 , 506602674 , 9356828738 , 6661247277
n×2
150861242
n×3
226291863
n×4
301722484
n×5
377153105
n÷2
37715310.5
n÷3
25143540.333333
n÷3
18857655.25
n÷5
15086124.2
n2
5689778584445641
n3
4.2918353197724E+23
n4
3.2373580340016E+31
n5
2.4419592690408E+39
2 √n
8685.0803680795
3 √n
422.52190355965
4 √n
93.19377859106
5 √n
37.627861484408
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
-75430620
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 75430621 can be divided by 4 positive divisors.
The sum of these divisors (counting 75430621) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011111101111101011011101
3
Ternary
12020221021100201
4
Quaternary
10133233223131
5
Quinary
123302234441
6
Senary
11252423501
8
Octal
437575335
10
Decimal
75430621
12
Duodecimal
21317b91
16
Hexadecimal
47efadd
20
Vigesimal
13b8gb1
36
Base36
18wqn1
md5
cdc139123ed7fcc0dbeeadda92ddecb3
sha1
9a9db781909fdb6416d077d750b4aef14056a671
sha256
88a678ba40292651f2eef8c3736433c65a983dc8eb4a7ead508ab65c3a81e5e5
sha512
6df7093d125862d9150f5edd41ff51b5ecf82617ea21fe3f35f4d0ca78553481e11fe6e87f412168d07058fec7a322ec4bf1ce128b15b5e78f2037fb9e40b2b9
ripemd-160
e69298d98823dcc0bb5a1122a96e4146a4f420ce
Diameter
150861242
Circumference
473944569.57863
Area
1.7874966601447E+16
Volume
1.7977597748019E+24
Surface area
7.1499866405788E+16
Circumference
473944569.57863
Perimeter
301722484
Area
5689778584445641
Diagonal
106675007.23642
Surface area
34138671506673846
Volume
4.2918353197724E+23
Space diagonal
130649668.01847
Perimeter
226291863
Area
2.4637463980193E+15
Altitude
65324834.009236
Surface area
2.4637463980193E+15
Volume
5.0579764305783E+22
Height
35558335.745475