42649905 is an odd 8-digits composite number following 42649904
and preceding 42649906 . In scientific notation, it is written as 4.2649905 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 22746608 positive integers (up to 42649905) that are relatively prime to 42649905.
42649905 has 8 divisors, whose sum is 68239872
The reverse of 42649905 is 50994624
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
forty-two million six hundred forty-nine thousand nine hundred five
Scientific notation
4.2649905 × 10^7
Engineering notation
4.2649905 × 10^6
Prime Factorization
5 × 3 × 2843327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42649905
Product of the distinct prime numbers
The prime factorization of 42649905 is 5 × 3 × 2843327.
Since it has a total of 3 prime factors.
8 , 6 , 78 , 81 , 855 , 676 , 3401 , 8981 , 1403 , 35507 , 726091 , 307615 , 4963435 , 6068495 , 19936899 , 69548029 , 919820450 , 435647039 , 8890138850 , 6991596215
n×2
85299810
n×3
127949715
n×4
170599620
n×5
213249525
n÷2
21324952.5
n÷3
14216635
n÷3
10662476.25
n÷5
8529981
n2
1819014396509025
n3
7.7580791204742E+22
n4
3.3088133747071E+30
n5
1.4112057609399E+38
2 √n
6530.6894735548
3 √n
349.3864215744
4 √n
80.8126813907
5 √n
33.57249467608
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
-42649904
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 42649905 can be divided by 8 positive divisors.
The sum of these divisors (counting 42649905) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010101100100100110001
3
Ternary
2222020211200010
4
Quaternary
2202230210301
5
Quinary
41404244110
6
Senary
4122045133
8
Octal
242544461
10
Decimal
42649905
12
Duodecimal
123497a9
16
Hexadecimal
28ac931
20
Vigesimal
d6b4f5
36
Base36
pe4vl
md5
fc20fc5070f6c9001fe5539d5d7c5857
sha1
990cb4d7b67b5bedf91959ca1f874fed61a9ad69
sha256
0762451ee52e3593ea5e445103b7bd04ef07cbf38e2e6200027ba9a611c737b5
sha512
1e91f67a32e8ea0e2188953cea025cd6fff5c2d08c7ef9f86a1eea26a87e46908affd10ee5bfbd52b0ee0cf912a4fae20d563bb95e73beb4a67f4f82e3c0ce21
ripemd-160
9f89e895ac8754b810b540165c8e81ffef78a469
Diameter
85299810
Circumference
267977256.44861
Area
5.7146022648468E+15
Volume
3.24969658278E+23
Surface area
2.2858409059387E+16
Circumference
267977256.44861
Perimeter
170599620
Area
1819014396509025
Diagonal
60316074.084924
Surface area
10914086379054150
Volume
7.7580791204742E+22
Space diagonal
73871802.397986
Perimeter
127949715
Area
7.8765633861322E+14
Altitude
36935901.198993
Surface area
7.8765633861322E+14
Volume
9.1429839251152E+21
Height
20105358.028308