75081621 is an odd 8-digits composite number following 75081620
and preceding 75081622 . In scientific notation, it is written as 7.5081621 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 48701520 positive integers (up to 75081621) that are relatively prime to 75081621.
75081621 has 8 divisors, whose sum is 102814624
The reverse of 75081621 is 12618057
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-five million eighty-one thousand six hundred twenty-one
Scientific notation
7.5081621 × 10^7
Engineering notation
7.5081621 × 10^6
Prime Factorization
3 × 37 × 676411
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
75081621
Product of the distinct prime numbers
The prime factorization of 75081621 is 3 × 37 × 676411.
Since it has a total of 3 prime factors.
2 , 6 , 82 , 61 , 119 , 245 , 1181 , 2560 , 33783 , 55774 , 607365 , 592443 , 5670421 , 2199877 , 69264195 , 46626887 , 352588033 , 695396445 , 5488849045 , 246024665
n×2
150163242
n×3
225244863
n×4
300326484
n×5
375408105
n÷2
37540810.5
n÷3
25027207
n÷3
18770405.25
n÷5
15016324.2
n2
5637249811987641
n3
4.2325385386598E+23
n4
3.1778585442755E+31
n5
2.385987708129E+39
2 √n
8664.9651470736
3 √n
421.86925900555
4 √n
93.085794550369
5 √n
37.59297778628
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
-75081620
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 75081621 can be divided by 8 positive divisors.
The sum of these divisors (counting 75081621) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011110011010011110010101
3
Ternary
12020021112121210
4
Quaternary
10132122132111
5
Quinary
123210102441
6
Senary
11241132033
8
Octal
436323625
10
Decimal
75081621
12
Duodecimal
2118a019
16
Hexadecimal
479a795
20
Vigesimal
1395411
36
Base36
18p9cl
md5
050fdb6849f3fdb36f0bf8167b11fbfe
sha1
0d7498bb3b57188bc3175b0ccf34e18bf0e20f44
sha256
289ce93f282ef66103c9231a1a753d94b3f4a9bf880ff91f25bc8e95ababfde3
sha512
2d7bec82a62cec50e93489b3dcf894af14514359554de1a1627f7bedd380a395d9317bc0479d9ac51061542342b866a9c289e428350f938c242febc9a44833fa
ripemd-160
f3118bd5e532913c013ae9449e79fab808bbac98
Diameter
150163242
Circumference
471751737.90643
Area
1.7709942595791E+16
Volume
1.7729215972119E+24
Surface area
7.0839770383163E+16
Circumference
471751737.90643
Perimeter
300326484
Area
5637249811987641
Diagonal
106181446.70316
Surface area
33823498871925846
Volume
4.2325385386598E+23
Space diagonal
130045182.28663
Perimeter
225244863
Area
2.4410007723302E+15
Altitude
65022591.143315
Surface area
2.4410007723302E+15
Volume
4.9880945038662E+22
Height
35393815.567719