42831985 is an odd 8-digits composite number following 42831984
and preceding 42831986 . In scientific notation, it is written as 4.2831985 × 10^7.
The sum of its digits is 40. It has a total of 5 prime factors and 32 positive divisors.
There are 26853120 positive integers (up to 42831985) that are relatively prime to 42831985.
42831985 has 32 divisors, whose sum is 63993600
The reverse of 42831985 is 58913824
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million eight hundred thirty-one thousand nine hundred eighty-five
Scientific notation
4.2831985 × 10^7
Engineering notation
4.2831985 × 10^6
Prime Factorization
5 × 7 × 19 × 29 × 2221
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
42831985
Product of the distinct prime numbers
The prime factorization of 42831985 is 5 × 7 × 19 × 29 × 2221.
Since it has a total of 5 prime factors.
9 , 8 , 55 , 78 , 275 , 141 , 3294 , 7690 , 68452 , 34939 , 796676 , 117898 , 6329265 , 6043495 , 32395339 , 70982691 , 846537178 , 350936229 , 4962775770 , 346374221
n×2
85663970
n×3
128495955
n×4
171327940
n×5
214159925
n÷2
21415992.5
n÷3
14277328.333333
n÷3
10707996.25
n÷5
8566397
n2
1834578939040225
n3
7.8578657598287E+22
n4
3.36567988357E+30
n5
1.4415875028787E+38
2 √n
6544.6149619363
3 √n
349.88291321585
4 √n
80.898794564173
5 √n
33.601111235499
1 , 5 , 7 , 19 , 29 , 35 , 95 , 133 , 145 , 203 , 551 , 665 , 1015 , 2221 , 2755 , 3857 , 11105 , 15547 , 19285 , 42199 , 64409 , 77735 , 210995 , 295393 , 322045 , 450863 , 1223771 , 1476965 , 2254315 , 6118855 , 8566397 , 42831985
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42831984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42831985 can be divided by 32 positive divisors.
The sum of these divisors (counting 42831985) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10100011011001000001110001
3
Ternary
2222121002102211
4
Quaternary
2203121001301
5
Quinary
41431110420
6
Senary
4130012121
8
Octal
243310161
10
Decimal
42831985
12
Duodecimal
12417041
16
Hexadecimal
28d9071
20
Vigesimal
d7djj5
36
Base36
pi1dd
md5
e62521f9117f7c5a87edfa5994c9e562
sha1
5689d22bb51043163e89e7e55cc5ea82cabea4cf
sha256
3badf6cfa505b0f2f0df33536d1398da16c5e71aeae99b2e431667398aac0dcf
sha512
4679f32bb60dc743517961b77fe58b37c0e7df0b094db9955eb2f862d896e0c65a2fd784a9b60ae77ea3827df31abbc187b203f22ae6e92a06fe2f7921f33264
ripemd-160
0a9e5f80a47e216b90a72ad6ca3dbdef18c063dc
Diameter
85663970
Circumference
269121298.82934
Area
5.7634997173193E+15
Volume
3.2914951125297E+23
Surface area
2.3053998869277E+16
Circumference
269121298.82934
Perimeter
171327940
Area
1834578939040225
Diagonal
60573574.090361
Surface area
11007473634241350
Volume
7.8578657598287E+22
Space diagonal
74187174.209028
Perimeter
128495955
Area
7.9439598322837E+14
Altitude
37093587.104514
Surface area
7.9439598322837E+14
Volume
9.2605836073807E+21
Height
20191191.363454