42111921 is an odd 8-digits composite number following 42111920
and preceding 42111922 . In scientific notation, it is written as 4.2111921 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 27421632 positive integers (up to 42111921) that are relatively prime to 42111921.
42111921 has 4 divisors, whose sum is 42438500
The reverse of 42111921 is 12911124
Previous prime number is 129
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty-two million one hundred eleven thousand nine hundred twenty-one
Scientific notation
4.2111921 × 10^7
Engineering notation
4.2111921 × 10^6
Prime Factorization
129 × 326449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42111921
Product of the distinct prime numbers
The prime factorization of 42111921 is 129 × 326449.
Since it has a total of 2 prime factors.
1 , 7 , 22 , 2 , 114 , 579 , 5758 , 1611 , 35751 , 79613 , 173504 , 377511 , 6733343 , 7960090 , 20292013 , 58695674 , 307952342 , 706243224 , 9894558029 , 5026263934
n×2
84223842
n×3
126335763
n×4
168447684
n×5
210559605
n÷2
21055960.5
n÷3
14037307
n÷3
10527980.25
n÷5
8422384.2
n2
1773413890310241
n3
7.4681865649048E+22
n4
3.1449968263453E+30
n5
1.324418578963E+38
2 √n
6489.3698461407
3 √n
347.91115283711
4 √n
80.556625091551
5 √n
33.487367680178
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
-42111920
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 42111921 can be divided by 4 positive divisors.
The sum of these divisors (counting 42111921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000101001001110110001
3
Ternary
2221020111200210
4
Quaternary
2200221032301
5
Quinary
41240040141
6
Senary
4102334333
8
Octal
240511661
10
Decimal
42111921
12
Duodecimal
1212a3a9
16
Hexadecimal
28293b1
20
Vigesimal
d33jg1
36
Base36
p2lrl
md5
57f795eb66486223f779fa5ec5843420
sha1
2fd0b74588f27dba81eb7a6e26ada33e0cfdac90
sha256
27db4de6a717b6358d0adcf01aadcc9b87fba149b780b12378e457304a21cdee
sha512
7d60c62e34b991aaa417801373506786c64b79a724adad51bcf80a44b1bec8651167758c136a730081e9413a4c5d0ac57f2724eb6cac17f66a6e9021ba6c1920
ripemd-160
ebf87f1d302d6e5b859febc78becedbd08b2eec2
Diameter
84223842
Circumference
264597003.28431
Area
5.5713440495727E+15
Volume
3.128266673059E+23
Surface area
2.2285376198291E+16
Circumference
264597003.28431
Perimeter
168447684
Area
1773413890310241
Diagonal
59555249.815784
Surface area
10640483341861446
Volume
7.4681865649048E+22
Space diagonal
72939986.776327
Perimeter
126335763
Area
7.6791074021643E+14
Altitude
36469993.388163
Surface area
7.6791074021643E+14
Volume
8.8013422720174E+21
Height
19851749.938595