42789957 is an odd 8-digits composite number following 42789956
and preceding 42789958 . In scientific notation, it is written as 4.2789957 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 23164272 positive integers (up to 42789957) that are relatively prime to 42789957.
42789957 has 16 divisors, whose sum is 68636160
The reverse of 42789957 is 75998724
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
forty-two million seven hundred eighty-nine thousand nine hundred fifty-seven
Scientific notation
4.2789957 × 10^7
Engineering notation
4.2789957 × 10^6
Prime Factorization
3 × 19 × 7 × 107243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42789957
Product of the distinct prime numbers
The prime factorization of 42789957 is 3 × 19 × 7 × 107243.
Since it has a total of 4 prime factors.
6 , 3 , 52 , 60 , 626 , 140 , 3893 , 3486 , 50814 , 6075 , 450223 , 812070 , 2345039 , 7082730 , 5249158 , 48788683 , 420810961 , 815835548 , 9916462599 , 6799259431
n×2
85579914
n×3
128369871
n×4
171159828
n×5
213949785
n÷2
21394978.5
n÷3
14263319
n÷3
10697489.25
n÷5
8557991.4
n2
1830980420061849
n3
7.8347573442288E+22
n4
3.3524892986499E+30
n5
1.4345287293219E+38
2 √n
6541.4032898148
3 √n
349.76843730632
4 √n
80.878942190256
5 √n
33.59451456667
1 , 3 , 7 , 19 , 21 , 57 , 133 , 399 , 107243 , 321729 , 750701 , 2037617 , 2252103 , 6112851 , 14263319 , 42789957
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42789956
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42789957 can be divided by 16 positive divisors.
The sum of these divisors (counting 42789957) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100011001110110001000101
3
Ternary
2222111221210020
4
Quaternary
2203032301011
5
Quinary
41423234312
6
Senary
4125045353
8
Octal
243166105
10
Decimal
42789957
12
Duodecimal
123b6859
16
Hexadecimal
28cec45
20
Vigesimal
d78ehh
36
Base36
ph4xx
md5
c6c2d53ad7d5251fb9e2702a09e16287
sha1
8a7aa79e7d41cd57855346fc43c4cbfdbf186ffa
sha256
66cdf1e97c0e6d1728a917da05cbed4db507f58a9f34f82eb5c0b6af86f26940
sha512
28c7bb0dd31b497320b8a7d52442398d4de0be13314b1a9e901cbedd54230204a2f7a5271720800556fe5dd6856f4927d48e7a2ecdc98e078d473ff79c317a7c
ripemd-160
dcc03d3228ac686656efaf9dca3d7993534351b7
Diameter
85579914
Circumference
268857229.11725
Area
5.7521946365331E+15
Volume
3.2818154820384E+23
Surface area
2.3008778546132E+16
Circumference
268857229.11725
Perimeter
171159828
Area
1830980420061849
Diagonal
60514137.522762
Surface area
10985882520371094
Volume
7.8347573442288E+22
Space diagonal
74114379.577688
Perimeter
128369871
Area
7.9283777880273E+14
Altitude
37057189.788844
Surface area
7.9283777880273E+14
Volume
9.2333500784255E+21
Height
20171379.174254