42784889 is an odd 8-digits composite number following 42784888
and preceding 42784890 . In scientific notation, it is written as 4.2784889 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 35407008 positive integers (up to 42784889) that are relatively prime to 42784889.
42784889 has 12 divisors, whose sum is 51488100
The reverse of 42784889 is 98848724
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
forty-two million seven hundred eighty-four thousand eight hundred eighty-nine
Scientific notation
4.2784889 × 10^7
Engineering notation
4.2784889 × 10^6
Prime Factorization
7 × 7 × 29 × 30109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6112127
Product of the distinct prime numbers
The prime factorization of 42784889 is 7 × 7 × 29 × 30109.
Since it has a total of 4 prime factors.
1 , 4 , 47 , 12 , 107 , 926 , 1914 , 8760 , 48274 , 69415 , 752590 , 649363 , 5643423 , 2573858 , 91214188 , 41344476 , 62885526 , 679672345 , 9445891604 , 8933161612
n×2
85569778
n×3
128354667
n×4
171139556
n×5
213924445
n÷2
21392444.5
n÷3
14261629.666667
n÷3
10696222.25
n÷5
8556977.8
n2
1830546726742321
n3
7.8319738512984E+22
n4
3.350901318787E+30
n5
1.4336794097426E+38
2 √n
6541.0158996902
3 √n
349.75462801903
4 √n
80.876547278492
5 √n
33.593718748781
1 , 7 , 29 , 49 , 203 , 1421 , 30109 , 210763 , 873161 , 1475341 , 6112127 , 42784889
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42784888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42784889 can be divided by 12 positive divisors.
The sum of these divisors (counting 42784889) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10100011001101100001111001
3
Ternary
2222111200211112
4
Quaternary
2203031201321
5
Quinary
41423104024
6
Senary
4125010105
8
Octal
243154171
10
Decimal
42784889
12
Duodecimal
123b3935
16
Hexadecimal
28cd879
20
Vigesimal
d78249
36
Base36
ph115
md5
2c3f53ca7a18060b729ee0a399d3e75b
sha1
995a9f5e727b0c74d891e2518547e72a4151015c
sha256
b700d25af2c3442b6d0062d756c0e033c048a9351f3a9022d9a4e72c5f04492f
sha512
884c93faaa34ade647d958f19a56456f74d697b3da4ad2125ba2732535ecc2674709ff98a06e0cd3848145c773f5fe45ed89dc9ba8634bf6621d241ee3e84c44
ripemd-160
1e2f638ba22fe1c77e7af58c5d332f11c93d58a3
Diameter
85569778
Circumference
268825385.93411
Area
5.7508321487865E+15
Volume
3.2806495352462E+23
Surface area
2.3003328595146E+16
Circumference
268825385.93411
Perimeter
171139556
Area
1830546726742321
Diagonal
60506970.288427
Surface area
10983280360453926
Volume
7.8319738512984E+22
Space diagonal
74105601.544195
Perimeter
128354667
Area
7.9264998408665E+14
Altitude
37052800.772097
Surface area
7.9264998408665E+14
Volume
9.230069700548E+21
Height
20168990.096142