42012642 is an even 8-digits composite number following 42012641
and preceding 42012643 . In scientific notation, it is written as 4.2012642 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 11747664 positive integers (up to 42012642) that are relatively prime to 42012642.
42012642 has 16 divisors, whose sum is 84284640
The reverse of 42012642 is 24621024
Previous prime number is 329
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty-two million twelve thousand six hundred forty-two
Scientific notation
4.2012642 × 10^7
Engineering notation
4.2012642 × 10^6
Prime Factorization
2 × 3 × 329 × 21283
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42012642
Product of the distinct prime numbers
The prime factorization of 42012642 is 2 × 3 × 329 × 21283.
Since it has a total of 4 prime factors.
1 , 8 , 31 , 54 , 206 , 795 , 6544 , 9014 , 84826 , 70469 , 232222 , 820152 , 8725495 , 8529839 , 87477243 , 21890357 , 925446577 , 379468583 , 4236734112 , 9613181935
n×2
84025284
n×3
126037926
n×4
168050568
n×5
210063210
n÷2
21006321
n÷3
14004214
n÷3
10503160.5
n÷5
8402528.4
n2
1765062087820164
n3
7.4154921603361E+22
n4
3.1154441738601E+30
n5
1.3088804074737E+38
2 √n
6481.7159764988
3 √n
347.63753712399
4 √n
80.509104929187
5 √n
33.471563452614
1 , 2 , 3 , 6 , 329 , 658 , 987 , 1974 , 21283 , 42566 , 63849 , 127698 , 7002107 , 14004214 , 21006321 , 42012642
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
-42012641
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 42012642 can be divided by 16 positive divisors.
The sum of these divisors (counting 42012642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000010000111111100010
3
Ternary
2221001110111210
4
Quaternary
2200100333202
5
Quinary
41223401032
6
Senary
4100250550
8
Octal
240207742
10
Decimal
42012642
12
Duodecimal
120a0a56
16
Hexadecimal
2810fe2
20
Vigesimal
d2bbc2
36
Base36
p0h5u
md5
19d516af76fc61280dd320fe880ef0b0
sha1
2e7cccf1abf372a97b4ab138bb71a4c537738743
sha256
71d4251a8448feb248753ca207fc97cec0c36b39e127413f5561220b478555f2
sha512
15ae5b5850ec3b89df758e2cd0c902ce3b7239ae5bac2c70c7a0c02c7eaa522ca3872d6ab8807dbebfab1ab0dcb5a3ea141ad11d0eaf32d8ac1a5125c0236e27
ripemd-160
88ada6598b1060d0ddf99c923127bce2fae9dec0
Diameter
84025284
Circumference
263973214.9302
Area
5.5451060882257E+15
Volume
3.1061940924886E+23
Surface area
2.2180424352903E+16
Circumference
263973214.9302
Perimeter
168050568
Area
1765062087820164
Diagonal
59414848.107526
Surface area
10590372526920984
Volume
7.4154921603361E+22
Space diagonal
72768030.504202
Perimeter
126037926
Area
7.6429430365453E+14
Altitude
36384015.252101
Surface area
7.6429430365453E+14
Volume
8.7392413206822E+21
Height
19804949.369175