42148978 is an even 8-digits composite number following 42148977
and preceding 42148979 . In scientific notation, it is written as 4.2148978 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 21074488 positive integers (up to 42148978) that are relatively prime to 42148978.
42148978 has 4 divisors, whose sum is 63223470
The reverse of 42148978 is 87984124
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
forty-two million one hundred forty-eight thousand nine hundred seventy-eight
Scientific notation
4.2148978 × 10^7
Engineering notation
4.2148978 × 10^6
Prime Factorization
2 × 21074489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42148978
Product of the distinct prime numbers
The prime factorization of 42148978 is 2 × 21074489.
Since it has a total of 2 prime factors.
8 , 3 , 21 , 31 , 117 , 634 , 3290 , 5048 , 28327 , 24831 , 973583 , 4469 , 8466883 , 6629287 , 24043953 , 90572151 , 629408543 , 177354148 , 3671168113 , 7588389159
n×2
84297956
n×3
126446934
n×4
168595912
n×5
210744890
n÷2
21074489
n÷3
14049659.333333
n÷3
10537244.5
n÷5
8429795.6
n2
1776536346444484
n3
7.4879191382489E+22
n4
3.1560813902383E+30
n5
1.3302560508336E+38
2 √n
6492.2244261886
3 √n
348.01317275191
4 √n
80.574340991339
5 √n
33.493259146496
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
-42148977
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 42148978 can be divided by 4 positive divisors.
The sum of these divisors (counting 42148978) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000110010010001110010
3
Ternary
2221022101112021
4
Quaternary
2200302101302
5
Quinary
41242231403
6
Senary
4103222054
8
Octal
240622162
10
Decimal
42148978
12
Duodecimal
1214792a
16
Hexadecimal
2832472
20
Vigesimal
d38c8i
36
Base36
p3ecy
md5
4d34864c4f10b048a2db06aea8899018
sha1
0883867b9883a2bb5f9509c0ffc4d0b8076d9be1
sha256
88979714711e9d8cb0d8c40f403454ad2ee808a0288e306c2dce36e3e78e62d5
sha512
c60da3e9ca3d4ee7a72a009f42f9cf4fd7f674c2994dd0e583cdb56f27c2bd5e83f7ab33a503dbdb2a96707c2a7182db8e0731e0c4c47514dd6b7cfe4cacbbdb
ripemd-160
32da501505debe157e26de23cee6ad8748500411
Diameter
84297956
Circumference
264829839.28224
Area
5.5811535348252E+15
Volume
3.136532234053E+23
Surface area
2.2324614139301E+16
Circumference
264829839.28224
Perimeter
168595912
Area
1776536346444484
Diagonal
59607656.327765
Surface area
10659218078666904
Volume
7.4879191382489E+22
Space diagonal
73004171.383103
Perimeter
126446934
Area
7.6926280338366E+14
Altitude
36502085.691551
Surface area
7.6926280338366E+14
Volume
8.8245973327205E+21
Height
19869218.775922