42179945 is an odd 8-digits composite number following 42179944
and preceding 42179946 . In scientific notation, it is written as 4.2179945 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 33720624 positive integers (up to 42179945) that are relatively prime to 42179945.
42179945 has 8 divisors, whose sum is 50650944
The reverse of 42179945 is 54997124
Previous prime number is 2647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million one hundred seventy-nine thousand nine hundred forty-five
Scientific notation
4.2179945 × 10^7
Engineering notation
4.2179945 × 10^6
Prime Factorization
5 × 2647 × 3187
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42179945
Product of the distinct prime numbers
The prime factorization of 42179945 is 5 × 2647 × 3187.
Since it has a total of 3 prime factors.
6 , 1 , 78 , 31 , 564 , 301 , 2235 , 6882 , 836 , 93161 , 513285 , 847392 , 3891829 , 8776526 , 77027223 , 49812271 , 407835376 , 827986165 , 8926870040 , 2307466418
n×2
84359890
n×3
126539835
n×4
168719780
n×5
210899725
n÷2
21089972.5
n÷3
14059981.666667
n÷3
10544986.25
n÷5
8435989
n2
1779147760203025
n3
7.5044354672237E+22
n4
3.1653667526354E+30
n5
1.3351499553099E+38
2 √n
6494.6089181721
3 √n
348.09838071524
4 √n
80.589136477394
5 √n
33.49817922347
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
-42179944
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 42179945 can be divided by 8 positive divisors.
The sum of these divisors (counting 42179945) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111001110101101001
3
Ternary
2221100222000012
4
Quaternary
2200321311221
5
Quinary
41244224240
6
Senary
4104021305
8
Octal
240716551
10
Decimal
42179945
12
Duodecimal
12161835
16
Hexadecimal
2839d69
20
Vigesimal
d3c9h5
36
Base36
p4295
md5
c5d6854fb44cd08c08a8aa04513f474d
sha1
3fe393f0a4c57d50eb4aefe25db797f9b72b6d10
sha256
9e63cfdda2faf80bf61f3cd49b8a54727ece4565e947ab1c6dbd82a0a3f52f76
sha512
f1f373c4d29a5995040f6a78fc9de2495bf48123a60cf4ddb8c9a96118a46919ec67c644a8612892530a3a15005dec3f4f335ea39e6eead7bfcc6b10e56f043c
ripemd-160
288c31babb04db66adf21f5cdb3028192fd19c27
Diameter
84359890
Circumference
265024410.68164
Area
5.5893575331046E+15
Volume
3.1434505777558E+23
Surface area
2.2357430132418E+16
Circumference
265024410.68164
Perimeter
168719780
Area
1779147760203025
Diagonal
59651450.279151
Surface area
10674886561218150
Volume
7.5044354672237E+22
Space diagonal
73057807.800461
Perimeter
126539835
Area
7.70393578711E+14
Altitude
36528903.90023
Surface area
7.70393578711E+14
Volume
8.8440620130845E+21
Height
19883816.759717