42089987 is an odd 8-digits composite number following 42089986
and preceding 42089988 . In scientific notation, it is written as 4.2089987 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 42020040 positive integers (up to 42089987) that are relatively prime to 42089987.
42089987 has 4 divisors, whose sum is 42159936
The reverse of 42089987 is 78998024
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-two million eighty-nine thousand nine hundred eighty-seven
Scientific notation
4.2089987 × 10^7
Engineering notation
4.2089987 × 10^6
Prime Factorization
607 × 69341
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42089987
Product of the distinct prime numbers
The prime factorization of 42089987 is 607 × 69341.
Since it has a total of 2 prime factors.
6 , 2 , 44 , 33 , 52 , 975 , 3141 , 563 , 51346 , 43698 , 403828 , 930014 , 9842746 , 6399460 , 64447300 , 48069642 , 295643089 , 840771268 , 7340275797 , 7758232210
n×2
84179974
n×3
126269961
n×4
168359948
n×5
210449935
n÷2
21044993.5
n÷3
14029995.666667
n÷3
10522496.75
n÷5
8417997.4
n2
1771567005660169
n3
7.4565232237865E+22
n4
3.1384496555437E+30
n5
1.3209730520199E+38
2 √n
6487.6796314245
3 √n
347.85073915604
4 √n
80.546133559746
5 √n
33.483878573144
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
-42089986
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 42089987 can be divided by 4 positive divisors.
The sum of these divisors (counting 42089987) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000100011111000000011
3
Ternary
2221012101121102
4
Quaternary
2200203320003
5
Quinary
41233334422
6
Senary
4102045015
8
Octal
240437003
10
Decimal
42089987
12
Duodecimal
1211976b
16
Hexadecimal
2823e03
20
Vigesimal
d314j7
36
Base36
p24ub
md5
e0354d758d13e45c4aca4f0525859e7f
sha1
5d5f47930b10cd9401523efa1d122c0c310bbac4
sha256
335d9b9d87ec8c176a1b87b18c93db6202d5858b6cee44b99f72a2c5a1e76ee4
sha512
46ca1960236f03ae856a2909f8d4ab4a695c326152947f1a4f5d008b0b8c29cd5dd3dffeff7f2c297abef64d6b6d644c1d9ad2bf93b603823a057877896a21da
ripemd-160
48d77777608d46e2022f03ba7bca8da66d495a8e
Diameter
84179974
Circumference
264459187.89778
Area
5.5655418903241E+15
Volume
3.1233811441559E+23
Surface area
2.2262167561296E+16
Circumference
264459187.89778
Perimeter
168359948
Area
1771567005660169
Diagonal
59524230.455507
Surface area
10629402033961014
Volume
7.4565232237865E+22
Space diagonal
72901995.973914
Perimeter
126269961
Area
7.6711101570402E+14
Altitude
36450997.986957
Surface area
7.6711101570402E+14
Volume
8.7875968926907E+21
Height
19841410.151836