42657781 is an odd 8-digits composite number following 42657780
and preceding 42657782 . In scientific notation, it is written as 4.2657781 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 41504832 positive integers (up to 42657781) that are relatively prime to 42657781.
42657781 has 4 divisors, whose sum is 43810732
The reverse of 42657781 is 18775624
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million six hundred fifty-seven thousand seven hundred eighty-one
Scientific notation
4.2657781 × 10^7
Engineering notation
4.2657781 × 10^6
Prime Factorization
37 × 1152913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42657781
Product of the distinct prime numbers
The prime factorization of 42657781 is 37 × 1152913.
Since it has a total of 2 prime factors.
1 , 6 , 24 , 25 , 810 , 549 , 8476 , 1297 , 22819 , 42919 , 553774 , 313410 , 6285714 , 2310222 , 62912392 , 78998476 , 928582823 , 698346572 , 2387350936 , 308536063
n×2
85315562
n×3
127973343
n×4
170631124
n×5
213288905
n÷2
21328890.5
n÷3
14219260.333333
n÷3
10664445.25
n÷5
8531556.2
n2
1819686279843961
n3
7.7623778814288E+22
n4
3.3112581570524E+30
n5
1.41250925298E+38
2 √n
6531.2924448382
3 √n
349.40792688285
4 √n
80.816411977012
5 √n
33.57373452615
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
-42657780
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 42657781 can be divided by 4 positive divisors.
The sum of these divisors (counting 42657781) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100010101110011111110101
3
Ternary
2222021020110211
4
Quaternary
2202232133311
5
Quinary
41410022111
6
Senary
4122145421
8
Octal
242563765
10
Decimal
42657781
12
Duodecimal
12352271
16
Hexadecimal
28ae7f5
20
Vigesimal
d6c491
36
Base36
peayd
md5
437c2c2c887f4c6f790b9a1739bc279e
sha1
36c9521d196a2366d5d3b2202a709e1791913e9a
sha256
f61e44627a3dd31085dc9ee6bf9fb94d82a37da6999b04684ee661a5ebe391b5
sha512
9784dbe071d84e719a5f09b2346a19243bf68352bd26f13fda6b64539db49121ce3e08e274b0b86098e78e21cc6cbee60ec21493f26e24fdb72b88e980f8d448
ripemd-160
b35622948696c1bb3b3d54fe101f53a7bf8e4ec4
Diameter
85315562
Circumference
268026742.81608
Area
5.7167130485959E+15
Volume
3.251497243558E+23
Surface area
2.2866852194384E+16
Circumference
268026742.81608
Perimeter
170631124
Area
1819686279843961
Diagonal
60327212.430941
Surface area
10918117679063766
Volume
7.7623778814288E+22
Space diagonal
73885444.030146
Perimeter
127973343
Area
7.8794727263143E+14
Altitude
36942722.015073
Surface area
7.8794727263143E+14
Volume
9.1480500634847E+21
Height
20109070.810314