75638891 is an odd 8-digits composite number following 75638890
and preceding 75638892 . In scientific notation, it is written as 7.5638891 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 73656000 positive integers (up to 75638891) that are relatively prime to 75638891.
75638891 has 8 divisors, whose sum is 77628768
The reverse of 75638891 is 19883657
Previous prime number is 661
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-five million six hundred thirty-eight thousand eight hundred ninety-one
Scientific notation
7.5638891 × 10^7
Engineering notation
7.5638891 × 10^6
Prime Factorization
41 × 661 × 2791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
75638891
Product of the distinct prime numbers
The prime factorization of 75638891 is 41 × 661 × 2791.
Since it has a total of 3 prime factors.
3 , 4 , 54 , 96 , 439 , 287 , 3981 , 9456 , 8331 , 32512 , 971013 , 630366 , 2254993 , 102646 , 86522067 , 11213490 , 107511100 , 226888785 , 1778835504 , 7775443388
n×2
151277782
n×3
226916673
n×4
302555564
n×5
378194455
n÷2
37819445.5
n÷3
25212963.666667
n÷3
18909722.75
n÷5
15127778.2
n2
5721241831709881
n3
4.3274838729334E+23
n4
3.2732608096907E+31
n5
2.4758581759877E+39
2 √n
8697.0622051357
3 √n
422.91041850341
4 √n
93.258040967713
5 √n
37.648617282928
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
-75638890
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 75638891 can be divided by 8 positive divisors.
The sum of these divisors (counting 75638891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100100000100010100001101011
3
Ternary
12021022212001102
4
Quaternary
10200202201223
5
Quinary
123330421031
6
Senary
11301112015
8
Octal
440424153
10
Decimal
75638891
12
Duodecimal
213b860b
16
Hexadecimal
482286b
20
Vigesimal
13ceh4b
36
Base36
1917cb
md5
b3c9e61a659c8af1ad01cf29fa876562
sha1
0f77bf9a3f79ed2bf882a35ba99ec476ec1dff97
sha256
2103f6e71fa03141c27a1180ab4168c340ec22f0c2e451bd1263d564db829ada
sha512
fdaeb708cbba053d1f003727cfec1fce1c2e9d22a956475452d4896e0670da222325494da3c566af36eea6141ae0fc02aaf7ca93b3c3dc8e1203340394fdf2cc
ripemd-160
884530cab81741922fbdf7dbce8dfa4cde84a46d
Diameter
151277782
Circumference
475253168.58256
Area
1.797381130791E+16
Volume
1.8126922058315E+24
Surface area
7.1895245231641E+16
Circumference
475253168.58256
Perimeter
302555564
Area
5721241831709881
Diagonal
106969545.49506
Surface area
34327450990259286
Volume
4.3274838729334E+23
Space diagonal
131010402.24016
Perimeter
226916673
Area
2.4773703837275E+15
Altitude
65505201.120082
Surface area
2.4773703837275E+15
Volume
5.0999886533778E+22
Height
35656515.16502