42787798 is an even 8-digits composite number following 42787797
and preceding 42787799 . In scientific notation, it is written as 4.2787798 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 21393898 positive integers (up to 42787798) that are relatively prime to 42787798.
42787798 has 4 divisors, whose sum is 64181700
The reverse of 42787798 is 89778724
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
forty-two million seven hundred eighty-seven thousand seven hundred ninety-eight
Scientific notation
4.2787798 × 10^7
Engineering notation
4.2787798 × 10^6
Prime Factorization
2 × 21393899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42787798
Product of the distinct prime numbers
The prime factorization of 42787798 is 2 × 21393899.
Since it has a total of 2 prime factors.
8 , 10 , 84 , 66 , 503 , 263 , 7838 , 6753 , 70757 , 21043 , 945642 , 403812 , 2426123 , 3982350 , 40657343 , 89500962 , 53375332 , 230457141 , 9508569089 , 5704389096
n×2
85575596
n×3
128363394
n×4
171151192
n×5
213938990
n÷2
21393899
n÷3
14262599.333333
n÷3
10696949.5
n÷5
8557559.6
n2
1830795657688804
n3
7.8335714780466E+22
n4
3.3518127402122E+30
n5
1.4341668646203E+38
2 √n
6541.2382619807
3 √n
349.76255459606
4 √n
80.877921968734
5 √n
33.594175552444
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42787797
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42787798 can be divided by 4 positive divisors.
The sum of these divisors (counting 42787798) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011001110001111010110
3
Ternary
2222111211211021
4
Quaternary
2203032033112
5
Quinary
41423202143
6
Senary
4125031354
8
Octal
243161726
10
Decimal
42787798
12
Duodecimal
123b555a
16
Hexadecimal
28ce3d6
20
Vigesimal
d7899i
36
Base36
ph39y
md5
16e46734b75ed5d91ac6837e2544f75e
sha1
2541cf77c9c1008444aa185c4ab3c8f26079a31f
sha256
7d25406efdc27d34893d2fc2ae971a89d33a891c517606795396deb149666a52
sha512
ae6864852ee7e1d77ef6ce1a91c21d55812d8fd4fb52ee78d0ab3d22d7d690110e232648635af0805dd682e077d8c9c35dc2750148db804d3cd80b0d094a549f
ripemd-160
971c87ee77094e30f438b97624fc6ef8108557cc
Diameter
85575596
Circumference
268843663.72017
Area
5.7516141884192E+15
Volume
3.2813187475736E+23
Surface area
2.3006456753677E+16
Circumference
268843663.72017
Perimeter
171151192
Area
1830795657688804
Diagonal
60511084.23568
Surface area
10984773946132824
Volume
7.8335714780466E+22
Space diagonal
74110640.079994
Perimeter
128363394
Area
7.9275777434837E+14
Altitude
37055320.039997
Surface area
7.9275777434837E+14
Volume
9.2319525217271E+21
Height
20170361.411893