42789909 is an odd 8-digits composite number following 42789908
and preceding 42789910 . In scientific notation, it is written as 4.2789909 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 28154928 positive integers (up to 42789909) that are relatively prime to 42789909.
42789909 has 8 divisors, whose sum is 57309952
The reverse of 42789909 is 90998724
Previous prime number is 63961
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
forty-two million seven hundred eighty-nine thousand nine hundred nine
Scientific notation
4.2789909 × 10^7
Engineering notation
4.2789909 × 10^6
Prime Factorization
3 × 63961 × 223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42789909
Product of the distinct prime numbers
The prime factorization of 42789909 is 3 × 63961 × 223.
Since it has a total of 3 prime factors.
4 , 5 , 85 , 92 , 401 , 867 , 6078 , 2307 , 49281 , 61413 , 170232 , 428126 , 5127054 , 5514679 , 21881350 , 63509717 , 785353325 , 302445787 , 8376162548 , 7594813248
n×2
85579818
n×3
128369727
n×4
171159636
n×5
213949545
n÷2
21394954.5
n÷3
14263303
n÷3
10697477.25
n÷5
8557981.8
n2
1830976312228281
n3
7.8347309781404E+22
n4
3.3524742559411E+30
n5
1.4345206833656E+38
2 √n
6541.3996208763
3 √n
349.76830652102
4 √n
80.878919508586
5 √n
33.59450702968
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
-42789908
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 42789909 can be divided by 8 positive divisors.
The sum of these divisors (counting 42789909) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011001110110000010101
3
Ternary
2222111221201110
4
Quaternary
2203032300111
5
Quinary
41423234114
6
Senary
4125045233
8
Octal
243166025
10
Decimal
42789909
12
Duodecimal
123b6819
16
Hexadecimal
28cec15
20
Vigesimal
d78ef9
36
Base36
ph4wl
md5
54550ae445aee75f0428119687e3f267
sha1
18c091f78ccbf436939691d7c3991350d155d270
sha256
d21c3c8acdd97f2da83682eb0d00bfb6c1ab88992248893e5e03db126cad905e
sha512
c79601e3c7d8e489825e8bf4f374a6bc86ba593687c57cb65627865bc1499d615dacbc43da43bdd8c687d4153022e803dd2d389a7a270b9e2b5c8c705a56e1ce
ripemd-160
3bd7adeca80f575a721f91038a0d19aaa8b91eb8
Diameter
85579818
Circumference
268856927.52435
Area
5.7521817313933E+15
Volume
3.2818044378371E+23
Surface area
2.3008726925573E+16
Circumference
268856927.52435
Perimeter
171159636
Area
1830976312228281
Diagonal
60514069.640511
Surface area
10985857873369686
Volume
7.8347309781404E+22
Space diagonal
74114296.439249
Perimeter
128369727
Area
7.9283600005862E+14
Altitude
37057148.219624
Surface area
7.9283600005862E+14
Volume
9.2333190056923E+21
Height
20171356.546837