42397789 is an odd 8-digits composite number following 42397788
and preceding 42397790 . In scientific notation, it is written as 4.2397789 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 6 positive divisors.
There are 36340920 positive integers (up to 42397789) that are relatively prime to 42397789.
42397789 has 6 divisors, whose sum is 49319934
The reverse of 42397789 is 98779324
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
forty-two million three hundred ninety-seven thousand seven hundred eighty-nine
Scientific notation
4.2397789 × 10^7
Engineering notation
4.2397789 × 10^6
Prime Factorization
7 × 7 × 865261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6056827
Product of the distinct prime numbers
The prime factorization of 42397789 is 7 × 7 × 865261.
Since it has a total of 3 prime factors.
5 , 4 , 19 , 54 , 352 , 464 , 9729 , 8391 , 51746 , 48138 , 519417 , 47933 , 5104914 , 5021989 , 99310051 , 76108783 , 290148843 , 626488642 , 847212269 , 2393975082
n×2
84795578
n×3
127193367
n×4
169591156
n×5
211988945
n÷2
21198894.5
n÷3
14132596.333333
n÷3
10599447.25
n÷5
8479557.8
n2
1797572512088521
n3
7.6213100079729E+22
n4
3.2312669362162E+30
n5
1.3699857376437E+38
2 √n
6511.3584604136
3 √n
348.69661897136
4 √n
80.692988917338
5 √n
33.532709133771
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42397788
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42397789 can be divided by 6 positive divisors.
The sum of these divisors (counting 42397789) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
10100001101111000001011101
3
Ternary
2221210000211111
4
Quaternary
2201233001131
5
Quinary
41323212124
6
Senary
4112422021
8
Octal
241570135
10
Decimal
42397789
12
Duodecimal
12247911
16
Hexadecimal
286f05d
20
Vigesimal
d4je99
36
Base36
p8qcd
md5
cd086e8a0773e41a05cb42bb77187868
sha1
edb1b4e8e2e21485ca23de83e505cf0944a09c34
sha256
e2bd819ff495fd43ebbc9cc30b95ce14790fcbcab740cda3e997d7e7b4bd31da
sha512
6ff02e2acffe8dcb81cd15641945f27f046af56a481cf21e78abaeca515955a062a4cc58b3ff194ae1ed90e31714aadf4898c07ad250a54b45643c8ed75f3a9c
ripemd-160
27a9dfb98a27147ab1525fa2f8a7a805f871f9fa
Diameter
84795578
Circumference
266393164.9017
Area
5.6472405982722E+15
Volume
3.1924068709037E+23
Surface area
2.2588962393089E+16
Circumference
266393164.9017
Perimeter
169591156
Area
1797572512088521
Diagonal
59959528.218433
Surface area
10785435072531126
Volume
7.6213100079729E+22
Space diagonal
73435124.676585
Perimeter
127193367
Area
7.7837173030663E+14
Altitude
36717562.338292
Surface area
7.7837173030663E+14
Volume
8.9817999802709E+21
Height
19986509.406144