42784881 is an odd 8-digits composite number following 42784880
and preceding 42784882 . In scientific notation, it is written as 4.2784881 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 28202592 positive integers (up to 42784881) that are relatively prime to 42784881.
42784881 has 8 divisors, whose sum is 57687840
The reverse of 42784881 is 18848724
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million seven hundred eighty-four thousand eight hundred eighty-one
Scientific notation
4.2784881 × 10^7
Engineering notation
4.2784881 × 10^6
Prime Factorization
3 × 89 × 160243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42784881
Product of the distinct prime numbers
The prime factorization of 42784881 is 3 × 89 × 160243.
Since it has a total of 3 prime factors.
10 , 8 , 75 , 40 , 936 , 294 , 4782 , 7230 , 28233 , 40402 , 256513 , 689107 , 9517858 , 9982659 , 63850481 , 84418159 , 514416846 , 761512332 , 9655989271 , 3147695244
n×2
85569762
n×3
128354643
n×4
171139524
n×5
213924405
n÷2
21392440.5
n÷3
14261627
n÷3
10696220.25
n÷5
8556976.2
n2
1830546042184161
n3
7.831969457987E+22
n4
3.3508988125561E+30
n5
1.4336780693825E+38
2 √n
6541.0152881644
3 √n
349.75460621977
4 √n
80.876543497879
5 √n
33.593717492497
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
-42784880
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 42784881 can be divided by 8 positive divisors.
The sum of these divisors (counting 42784881) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011001101100001110001
3
Ternary
2222111200211020
4
Quaternary
2203031201301
5
Quinary
41423104011
6
Senary
4125010053
8
Octal
243154161
10
Decimal
42784881
12
Duodecimal
123b3929
16
Hexadecimal
28cd871
20
Vigesimal
d78241
36
Base36
ph10x
md5
2cab95b26a18c9db2daa590d30a88aa9
sha1
82a3fb58acc7b9ac6cabe4f5c61a5391521c1c4f
sha256
aecac5ccc3f61a770689bffcbe8742c13036d7fed159437845d8511fd68a5e45
sha512
1c2f7e231fc99e9bbd8c4d00e88357ec05d3c4345d0b639f155ab609276db50cfbb6ef055540e65b68cd749dd578a5fead84d4a9902aafe7c5e53b83a34c15b0
ripemd-160
ab53591186985f2637e29420c282ba5476a47b86
Diameter
85569762
Circumference
268825335.66863
Area
5.7508299981836E+15
Volume
3.2806476949802E+23
Surface area
2.3003319992735E+16
Circumference
268825335.66863
Perimeter
171139524
Area
1830546042184161
Diagonal
60506958.974719
Surface area
10983276253104966
Volume
7.831969457987E+22
Space diagonal
74105587.687788
Perimeter
128354643
Area
7.9264968766427E+14
Altitude
37052793.843894
Surface area
7.9264968766427E+14
Volume
9.2300645229809E+21
Height
20168986.324906