42163921 is an odd 8-digits composite number following 42163920
and preceding 42163922 . In scientific notation, it is written as 4.2163921 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 41951844 positive integers (up to 42163921) that are relatively prime to 42163921.
42163921 has 4 divisors, whose sum is 42376000
The reverse of 42163921 is 12936124
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
forty-two million one hundred sixty-three thousand nine hundred twenty-one
Scientific notation
4.2163921 × 10^7
Engineering notation
4.2163921 × 10^6
Prime Factorization
199 × 211879
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42163921
Product of the distinct prime numbers
The prime factorization of 42163921 is 199 × 211879.
Since it has a total of 2 prime factors.
5 , 6 , 29 , 74 , 770 , 185 , 446 , 4326 , 92300 , 21789 , 752097 , 775582 , 5994052 , 9712115 , 96500396 , 17536867 , 462908587 , 62758247 , 2061850844 , 1219982973
n×2
84327842
n×3
126491763
n×4
168655684
n×5
210819605
n÷2
21081960.5
n÷3
14054640.333333
n÷3
10540980.25
n÷5
8432784.2
n2
1777796234094241
n3
7.4958859968447E+22
n4
3.1605594499597E+30
n5
1.332615789639E+38
2 √n
6493.3751624252
3 √n
348.05429471698
4 √n
80.581481510488
5 √n
33.495633670554
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
-42163920
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 42163921 can be divided by 4 positive divisors.
The sum of these divisors (counting 42163921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000110101111011010001
3
Ternary
2221100011000201
4
Quaternary
2200311323101
5
Quinary
41243221141
6
Senary
4103415201
8
Octal
240657321
10
Decimal
42163921
12
Duodecimal
12154501
16
Hexadecimal
2835ed1
20
Vigesimal
d3a9g1
36
Base36
p3pw1
md5
10794ac83f5b948cfd56ecb69c424b4e
sha1
6843b4b506bf88b97cd0683951babd631b0daad1
sha256
f1ec9004dab1da385f12366e52e99368f0a55da22e7bfd53f23c48bc99b83626
sha512
e0ba2cbba11bd338ff7d60bfddb7ab54622190843e44943bdcf56309cd1bb97285ae4cc7b726defe03fad31c34a2eac742dba5359ee197bf81b0eadd44bc89bd
ripemd-160
f0fae38adc8d88f5b0ea88a4d8b186864bc3ecf3
Diameter
84327842
Circumference
264923728.92028
Area
5.5851115886101E+15
Volume
3.1398693839779E+23
Surface area
2.234044635444E+16
Circumference
264923728.92028
Perimeter
168655684
Area
1777796234094241
Diagonal
59628788.921028
Surface area
10666777404565446
Volume
7.4958859968447E+22
Space diagonal
73030053.41832
Perimeter
126491763
Area
7.6980835073896E+14
Altitude
36515026.70916
Surface area
7.6980835073896E+14
Volume
8.833986365617E+21
Height
19876262.973676