42687913 is an odd 8-digits composite number following 42687912
and preceding 42687914 . In scientific notation, it is written as 4.2687913 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 41112960 positive integers (up to 42687913) that are relatively prime to 42687913.
42687913 has 8 divisors, whose sum is 44270280
The reverse of 42687913 is 31978624
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million six hundred eighty-seven thousand nine hundred thirteen
Scientific notation
4.2687913 × 10^7
Engineering notation
4.2687913 × 10^6
Prime Factorization
29 × 457 × 3221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42687913
Product of the distinct prime numbers
The prime factorization of 42687913 is 29 × 457 × 3221.
Since it has a total of 3 prime factors.
9 , 5 , 68 , 5 , 933 , 228 , 1866 , 3592 , 49434 , 29851 , 340152 , 825731 , 9129549 , 2499118 , 88483802 , 30500852 , 996429604 , 891743472 , 5393973455 , 4982494774
n×2
85375826
n×3
128063739
n×4
170751652
n×5
213439565
n÷2
21343956.5
n÷3
14229304.333333
n÷3
10671978.25
n÷5
8537582.6
n2
1822257916295569
n3
7.7788387394387E+22
n4
3.3206239135019E+30
n5
1.4175050472529E+38
2 √n
6533.5987786212
3 √n
349.4901774627
4 √n
80.830679686745
5 √n
33.578476254529
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
-42687912
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 42687913 can be divided by 8 positive divisors.
The sum of these divisors (counting 42687913) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010110101110110101001
3
Ternary
2222022202210211
4
Quaternary
2202311312221
5
Quinary
41412003123
6
Senary
4122541121
8
Octal
242656651
10
Decimal
42687913
12
Duodecimal
123677a1
16
Hexadecimal
28b5da9
20
Vigesimal
d6fjfd
36
Base36
pey7d
md5
6841803f0716bf63eab0d9917e8900d4
sha1
50a63ec381a78e741ed66e78dea9e85b0199cc5a
sha256
3dc4169ae6f9e7e7946d0c576e7b172a515734033feed679dd7523cb69671f79
sha512
02c3891a29c24c69989dc002ede48d9eb2f000f0d06b61df588384d66a84eb1b3bfd8c2f0e47bec9fd2099c1be4be717f96a202725185f1f4d51f45f78484dcc
ripemd-160
4f3dde0dbb0225dfa2aae893b1e2e3f7877dbe8f
Diameter
85375826
Circumference
268216067.75576
Area
5.72479208278E+15
Volume
3.2583923516374E+23
Surface area
2.289916833112E+16
Circumference
268216067.75576
Perimeter
170751652
Area
1822257916295569
Diagonal
60369825.514003
Surface area
10933547497773414
Volume
7.7788387394387E+22
Space diagonal
73937634.18508
Perimeter
128063739
Area
7.8906082387963E+14
Altitude
36968817.09254
Surface area
7.8906082387963E+14
Volume
9.1674493706895E+21
Height
20123275.171334