42091209 is an odd 8-digits composite number following 42091208
and preceding 42091210 . In scientific notation, it is written as 4.2091209 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 26367264 positive integers (up to 42091209) that are relatively prime to 42091209.
42091209 has 16 divisors, whose sum is 48095040
The reverse of 42091209 is 90219024
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
forty-two million ninety-one thousand two hundred nine
Scientific notation
4.2091209 × 10^7
Engineering notation
4.2091209 × 10^6
Prime Factorization
9 × 841 × 83 × 67
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42091209
Product of the distinct prime numbers
The prime factorization of 42091209 is 9 × 841 × 83 × 67.
Since it has a total of 4 prime factors.
8 , 1 , 82 , 57 , 368 , 967 , 5591 , 7649 , 22075 , 14041 , 16852 , 914752 , 2699628 , 8552692 , 11075994 , 19665479 , 255268591 , 899570393 , 9083111317 , 3091428927
n×2
84182418
n×3
126273627
n×4
168364836
n×5
210456045
n÷2
21045604.5
n÷3
14030403
n÷3
10522802.25
n÷5
8418241.8
n2
1771669875081681
n3
7.4571726991067E+22
n4
3.1388141462719E+30
n5
1.3211648224289E+38
2 √n
6487.7738092508
3 √n
347.85410551084
4 √n
80.546718178029
5 √n
33.484072998599
1 , 9 , 67 , 83 , 603 , 747 , 841 , 5561 , 7569 , 50049 , 56347 , 69803 , 507123 , 628227 , 4676801 , 42091209
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
-42091208
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 42091209 can be divided by 16 positive divisors.
The sum of these divisors (counting 42091209) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000100100001011001001
3
Ternary
2221012110021200
4
Quaternary
2200210023021
5
Quinary
41233404314
6
Senary
4102054413
8
Octal
240441311
10
Decimal
42091209
12
Duodecimal
1211a409
16
Hexadecimal
28242c9
20
Vigesimal
d31809
36
Base36
p25s9
md5
f16fbd6b9211788efba503fbbe89be22
sha1
308daa8ef149ad4c0bf7ba5e7f7c819f8407911e
sha256
df61bd579f60102771e028898feae7dec33f3371d19be21414e3ccda3a8f5fc5
sha512
1f50997385c04705a05fe3319aee9df3f23fa7a28ec39ababe961bf4610f80414720508cd4055eecaeded0f281fc3863b141faed0f190d34b4269810cabbdf59
ripemd-160
fb654f96e5d71a25dcc2c75f3a2a1814985c75d0
Diameter
84182418
Circumference
264466865.95023
Area
5.565865064143E+15
Volume
3.1236531957419E+23
Surface area
2.2263460256572E+16
Circumference
264466865.95023
Perimeter
168364836
Area
1771669875081681
Diagonal
59525958.62448
Surface area
10630019250490086
Volume
7.4571726991067E+22
Space diagonal
72904112.54
Perimeter
126273627
Area
7.6715555947017E+14
Altitude
36452056.27
Surface area
7.6715555947017E+14
Volume
8.7883623066959E+21
Height
19841986.20816