42156791 is an odd 8-digits composite number following 42156790
and preceding 42156792 . In scientific notation, it is written as 4.2156791 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 41259792 positive integers (up to 42156791) that are relatively prime to 42156791.
42156791 has 4 divisors, whose sum is 43053792
The reverse of 42156791 is 19765124
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
forty-two million one hundred fifty-six thousand seven hundred ninety-one
Scientific notation
4.2156791 × 10^7
Engineering notation
4.2156791 × 10^6
Prime Factorization
47 × 896953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42156791
Product of the distinct prime numbers
The prime factorization of 42156791 is 47 × 896953.
Since it has a total of 2 prime factors.
9 , 4 , 40 , 7 , 382 , 635 , 5796 , 6949 , 61804 , 2855 , 225895 , 838715 , 727464 , 7787271 , 44375382 , 23889620 , 77971791 , 330317249 , 8187845637 , 6849737097
n×2
84313582
n×3
126470373
n×4
168627164
n×5
210783955
n÷2
21078395.5
n÷3
14052263.666667
n÷3
10539197.75
n÷5
8431358.2
n2
1777195027417681
n3
7.4920839337086E+22
n4
3.1584221654781E+30
n5
1.3314894311983E+38
2 √n
6492.8261181091
3 √n
348.03467472783
4 √n
80.57807467363
5 √n
33.494500758726
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
-42156790
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 42156791 can be divided by 4 positive divisors.
The sum of these divisors (counting 42156791) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000110100001011110111
3
Ternary
2221022210020122
4
Quaternary
2200310023313
5
Quinary
41243004131
6
Senary
4103322155
8
Octal
240641367
10
Decimal
42156791
12
Duodecimal
1215035b
16
Hexadecimal
28342f7
20
Vigesimal
d39bjb
36
Base36
p3kdz
md5
31dc5703317146c33d17c93e4d143239
sha1
e19d1d3ff93651bc7a141170f5f268d414ba05e3
sha256
d70beef75e57c32181046ae2d87f83f936025d9daae2b8937b6e106931a26d2f
sha512
d03fb4ce605973d6e8201d052d7fec8084e57e6651c05fc4a0af436d4c6258a0f3308894b53addac3542d554a6e1ec67a02376d678795c30b673c627cb42b9af
ripemd-160
0b38a9101267dd7fcc9a5edbd4aca236959b6c83
Diameter
84313582
Circumference
264878929.80904
Area
5.5832228421317E+15
Volume
3.1382767794956E+23
Surface area
2.2332891368527E+16
Circumference
264878929.80904
Perimeter
168627164
Area
1777195027417681
Diagonal
59618705.578328
Surface area
10663170164506086
Volume
7.4920839337086E+22
Space diagonal
73017703.896062
Perimeter
126470373
Area
7.6954802061155E+14
Altitude
36508851.948031
Surface area
7.6954802061155E+14
Volume
8.8295055912403E+21
Height
19872901.859443