42687965 is an odd 8-digits composite number following 42687964
and preceding 42687966 . In scientific notation, it is written as 4.2687965 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 32352912 positive integers (up to 42687965) that are relatively prime to 42687965.
42687965 has 8 divisors, whose sum is 53921760
The reverse of 42687965 is 56978624
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-two million six hundred eighty-seven thousand nine hundred sixty-five
Scientific notation
4.2687965 × 10^7
Engineering notation
4.2687965 × 10^6
Prime Factorization
5 × 19 × 449347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42687965
Product of the distinct prime numbers
The prime factorization of 42687965 is 5 × 19 × 449347.
Since it has a total of 3 prime factors.
1 , 9 , 9 , 22 , 668 , 195 , 769 , 66 , 18617 , 98308 , 904144 , 647952 , 5618708 , 5771850 , 63228534 , 41395583 , 721029319 , 518693214 , 369493346 , 4387953761
n×2
85375930
n×3
128063895
n×4
170751860
n×5
213439825
n÷2
21343982.5
n÷3
14229321.666667
n÷3
10671991.25
n÷5
8537593
n2
1822262355841225
n3
7.7788671666968E+22
n4
3.320640093516E+30
n5
1.4175136808961E+38
2 √n
6533.6027580501
3 √n
349.49031937236
4 √n
80.830704302574
5 √n
33.578484435204
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
-42687964
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 42687965 can be divided by 8 positive divisors.
The sum of these divisors (counting 42687965) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010110101110111011101
3
Ternary
2222022202212202
4
Quaternary
2202311313131
5
Quinary
41412003330
6
Senary
4122541245
8
Octal
242656735
10
Decimal
42687965
12
Duodecimal
12367825
16
Hexadecimal
28b5ddd
20
Vigesimal
d6fji5
36
Base36
pey8t
md5
3bd01cda266d102cb61c439b451d99e3
sha1
ea879017499d9c2dd7402224f670f8fb27b41fa4
sha256
856f5d83c0843a62dd00218006e6a38e04863b49d7834e82d162e61ac25f4794
sha512
e9cb40278141f102a965f2765f9bf1f303003955571a92d8901a18b61918995665e9993f056c8efc3ba6a33c32d87b468aa5867c22684ff3344c8fb92fd04083
ripemd-160
05c2b85a8163ed1311c87ba441a4f4c280a55fec
Diameter
85375930
Circumference
268216394.4814
Area
5.724806030024E+15
Volume
3.2584042592194E+23
Surface area
2.2899224120096E+16
Circumference
268216394.4814
Perimeter
170751860
Area
1822262355841225
Diagonal
60369899.053108
Surface area
10933574135047350
Volume
7.7788671666968E+22
Space diagonal
73937724.251722
Perimeter
128063895
Area
7.8906274625929E+14
Altitude
36968862.125861
Surface area
7.8906274625929E+14
Volume
9.1674828725345E+21
Height
20123299.684369