42279939 is an odd 8-digits composite number following 42279938
and preceding 42279940 . In scientific notation, it is written as 4.2279939 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 25176960 positive integers (up to 42279939) that are relatively prime to 42279939.
42279939 has 16 divisors, whose sum is 52227840
The reverse of 42279939 is 93997224
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million two hundred seventy-nine thousand nine hundred thirty-nine
Scientific notation
4.2279939 × 10^7
Engineering notation
4.2279939 × 10^6
Prime Factorization
9 × 31 × 13 × 11657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42279939
Product of the distinct prime numbers
The prime factorization of 42279939 is 9 × 31 × 13 × 11657.
Since it has a total of 4 prime factors.
10 , 6 , 39 , 93 , 314 , 472 , 3423 , 3544 , 28498 , 38346 , 92730 , 877370 , 684073 , 8002902 , 24150819 , 53265519 , 762668158 , 887035069 , 2434841233 , 3860830007
n×2
84559878
n×3
126839817
n×4
169119756
n×5
211399695
n÷2
21139969.5
n÷3
14093313
n÷3
10569984.75
n÷5
8455987.8
n2
1787593241843721
n3
7.5579333221965E+22
n4
3.1954895982853E+30
n5
1.3510510529064E+38
2 √n
6502.3025921592
3 √n
348.37323708719
4 √n
80.636856288915
5 √n
33.514046693816
1 , 9 , 13 , 31 , 117 , 279 , 403 , 3627 , 11657 , 104913 , 151541 , 361367 , 1363869 , 3252303 , 4697771 , 42279939
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42279938
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42279939 can be divided by 16 positive divisors.
The sum of these divisors (counting 42279939) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100001010010010000000011
3
Ternary
2221120001011200
4
Quaternary
2201102100003
5
Quinary
41310424224
6
Senary
4110112243
8
Octal
241222003
10
Decimal
42279939
12
Duodecimal
121ab683
16
Hexadecimal
2852403
20
Vigesimal
d44jgj
36
Base36
p67er
md5
3ddd3beb556a2563a21719416f50f6a2
sha1
23e388bcca69e76ed02906d993d025c07e7039c9
sha256
4b819cd07ae8ac8149e7c51d6f5ad7b07130d3e9c71c9cfa70a8442c00480545
sha512
b6869be499c299996f762fbfee5b3e5baf5b3b092e2dfcabdf13345392b77a9846c0dd7b0d6e75c57f049bd461901211eed52b0d913cdcebde7302b81e8b45bb
ripemd-160
849f7066ee4838984050c960b1c8417f170d1e44
Diameter
84559878
Circumference
265652691.51325
Area
5.615889796183E+15
Volume
3.1658597068445E+23
Surface area
2.2463559184732E+16
Circumference
265652691.51325
Perimeter
169119756
Area
1787593241843721
Diagonal
59792863.150107
Surface area
10725559451062326
Volume
7.5579333221965E+22
Space diagonal
73231002.488913
Perimeter
126839817
Area
7.7405057953502E+14
Altitude
36615501.244456
Surface area
7.7405057953502E+14
Volume
8.9071098398015E+21
Height
19930954.383369