42156779 is an odd 8-digits composite number following 42156778
and preceding 42156780 . In scientific notation, it is written as 4.2156779 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 35698536 positive integers (up to 42156779) that are relatively prime to 42156779.
42156779 has 8 divisors, whose sum is 48760320
The reverse of 42156779 is 97765124
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million one hundred fifty-six thousand seven hundred seventy-nine
Scientific notation
4.2156779 × 10^7
Engineering notation
4.2156779 × 10^6
Prime Factorization
7 × 83 × 72559
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42156779
Product of the distinct prime numbers
The prime factorization of 42156779 is 7 × 83 × 72559.
Since it has a total of 3 prime factors.
9 , 6 , 75 , 44 , 369 , 245 , 7860 , 998 , 45524 , 8909 , 500072 , 924828 , 5379612 , 7768331 , 163783 , 4105377 , 17635137 , 184755039 , 1271405605 , 7064162460
n×2
84313558
n×3
126470337
n×4
168627116
n×5
210783895
n÷2
21078389.5
n÷3
14052259.666667
n÷3
10539194.75
n÷5
8431355.8
n2
1777194015654841
n3
7.4920775358084E+22
n4
3.1584185692794E+30
n5
1.3314875361461E+38
2 √n
6492.8251940122
3 √n
348.03464170495
4 √n
80.578068939459
5 √n
33.494498851873
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
-42156778
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 42156779 can be divided by 8 positive divisors.
The sum of these divisors (counting 42156779) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000110100001011101011
3
Ternary
2221022210020012
4
Quaternary
2200310023223
5
Quinary
41243004104
6
Senary
4103322135
8
Octal
240641353
10
Decimal
42156779
12
Duodecimal
1215034b
16
Hexadecimal
28342eb
20
Vigesimal
d39bij
36
Base36
p3kdn
md5
e1f97da358ee1891f69f56815ef5d18e
sha1
fb4fd4292aaff82c791b942c402b1ffa4a83873c
sha256
0191781f3371e4d06559925e4a0370b8a24b92e66912a182a66e864e85c86993
sha512
35565f618f3d7a5a1a071c0497fcfee45da587b529c83d97242cfb0e425e8cd44dabf2598b71f567411f75448be5e6ade1edcae35e271c31e84c6bfb11966398
ripemd-160
61fc1b6d50890ae503af50dafd9fbdfb3daa1afb
Diameter
84313558
Circumference
264878854.41082
Area
5.583219663585E+15
Volume
3.1382740995494E+23
Surface area
2.233287865434E+16
Circumference
264878854.41082
Perimeter
168627116
Area
1777194015654841
Diagonal
59618688.607765
Surface area
10663164093929046
Volume
7.4920775358084E+22
Space diagonal
73017683.111453
Perimeter
126470337
Area
7.6954758250539E+14
Altitude
36508841.555726
Surface area
7.6954758250539E+14
Volume
8.8294980512425E+21
Height
19872896.202588