75157421 is an odd 8-digits composite number following 75157420
and preceding 75157422 . In scientific notation, it is written as 7.5157421 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 73409532 positive integers (up to 75157421) that are relatively prime to 75157421.
75157421 has 4 divisors, whose sum is 76905312
The reverse of 75157421 is 12475157
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-five million one hundred fifty-seven thousand four hundred twenty-one
Scientific notation
7.5157421 × 10^7
Engineering notation
7.5157421 × 10^6
Prime Factorization
43 × 1747847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
75157421
Product of the distinct prime numbers
The prime factorization of 75157421 is 43 × 1747847.
Since it has a total of 2 prime factors.
10 , 8 , 12 , 14 , 132 , 465 , 4010 , 6775 , 92465 , 57030 , 787497 , 768612 , 9986760 , 5302411 , 76392936 , 99970406 , 238883066 , 319649006 , 3502359042 , 2278512547
n×2
150314842
n×3
225472263
n×4
300629684
n×5
375787105
n÷2
37578710.5
n÷3
25052473.666667
n÷3
18789355.25
n÷5
15031484.2
n2
5648637931371241
n3
4.2453705908464E+23
n4
3.1907110479726E+31
n5
2.3980561352183E+39
2 √n
8669.3379793384
3 √n
422.01117982106
4 √n
93.10927977027
5 √n
37.600565256156
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
-75157420
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 75157421 can be divided by 4 positive divisors.
The sum of these divisors (counting 75157421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011110101100111110101101
3
Ternary
12020102101121012
4
Quaternary
10132230332231
5
Quinary
123220014141
6
Senary
11242515005
8
Octal
436547655
10
Decimal
75157421
12
Duodecimal
21205a65
16
Hexadecimal
47acfad
20
Vigesimal
139edb1
36
Base36
18qvu5
md5
3b460728b04a0cf0c17cd30011a0facc
sha1
26b49e146bbe0cab08ee9c36ffdcf7672945c831
sha256
7eb2752f8b979e2cae18adea9de9b33f5e85a240d041c3ec4ac2c2fbc69f91bf
sha512
4eb30f33d6fd52ff05ef68039c6c545389d0853f074605b8b059351b66be20af2e15614573f4ae266aa7045d45f571a7cd4fd731ab3e50566d95e1c13e11bc0a
ripemd-160
3b4243bf37f6c558d28a83e4dbf74fea1420b9b5
Diameter
150314842
Circumference
472228003.35271
Area
1.7745719427985E+16
Volume
1.7782966746626E+24
Surface area
7.0982877711938E+16
Circumference
472228003.35271
Perimeter
300629684
Area
5648637931371241
Diagonal
106288644.09118
Surface area
33891827588227446
Volume
4.2453705908464E+23
Space diagonal
130176471.73784
Perimeter
225472263
Area
2.4459319726739E+15
Altitude
65088235.868922
Surface area
2.4459319726739E+15
Volume
5.0032172223957E+22
Height
35429548.030395