42163989 is an odd 8-digits composite number following 42163988
and preceding 42163990 . In scientific notation, it is written as 4.2163989 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 23753520 positive integers (up to 42163989) that are relatively prime to 42163989.
42163989 has 16 divisors, whose sum is 65157120
The reverse of 42163989 is 98936124
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million one hundred sixty-three thousand nine hundred eighty-nine
Scientific notation
4.2163989 × 10^7
Engineering notation
4.2163989 × 10^6
Prime Factorization
7 × 3 × 71 × 28279
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42163989
Product of the distinct prime numbers
The prime factorization of 42163989 is 7 × 3 × 71 × 28279.
Since it has a total of 4 prime factors.
6 , 4 , 8 , 20 , 270 , 759 , 3868 , 5951 , 82248 , 82306 , 61799 , 986451 , 8665502 , 6639609 , 83607764 , 6405371 , 905714735 , 131269709 , 7793947915 , 3519771159
n×2
84327978
n×3
126491967
n×4
168655956
n×5
210819945
n÷2
21081994.5
n÷3
14054663
n÷3
10540997.25
n÷5
8432797.8
n2
1777801968392121
n3
7.4959222639464E+22
n4
3.1605798388189E+30
n5
1.3326265355758E+38
2 √n
6493.380398529
3 √n
348.05448182544
4 √n
80.58151399998
5 √n
33.495644474585
1 , 3 , 7 , 21 , 71 , 213 , 497 , 1491 , 28279 , 84837 , 197953 , 593859 , 2007809 , 6023427 , 14054663 , 42163989
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
-42163988
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 42163989 can be divided by 16 positive divisors.
The sum of these divisors (counting 42163989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000110101111100010101
3
Ternary
2221100011010020
4
Quaternary
2200311330111
5
Quinary
41243221424
6
Senary
4103415353
8
Octal
240657425
10
Decimal
42163989
12
Duodecimal
12154559
16
Hexadecimal
2835f15
20
Vigesimal
d3a9j9
36
Base36
p3pxx
md5
74774474273fb2aa02ca721ec9055c6a
sha1
b7bc6f9c843f5202d25f4db7e8ecb15c6ad5a123
sha256
6f0ec6826dc515cf15dd23bf2ccf608eb661def90119fb81474a4831569c87e6
sha512
c8daaf5d97ba8dae6a64e25fc330d17c22cc7cacff6d382a2481e01ea9e4bb8ef04fd8a05a168b5650bc9e3acfde855e43a30e4079b4dd66bc08d49eb9215b2b
ripemd-160
05350483c71d7d9e8e7519b387a3697dede4b2d8
Diameter
84327978
Circumference
264924156.17688
Area
5.5851296034382E+15
Volume
3.1398845755059E+23
Surface area
2.2340518413753E+16
Circumference
264924156.17688
Perimeter
168655956
Area
1777801968392121
Diagonal
59628885.08755
Surface area
10666811810352726
Volume
7.4959222639464E+22
Space diagonal
73030171.197775
Perimeter
126491967
Area
7.6981083376278E+14
Altitude
36515085.598888
Surface area
7.6981083376278E+14
Volume
8.8340291068062E+21
Height
19876295.029183