42891618 is an even 8-digits composite number following 42891617
and preceding 42891619 . In scientific notation, it is written as 4.2891618 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 11066880 positive integers (up to 42891618) that are relatively prime to 42891618.
42891618 has 32 divisors, whose sum is 74017152
The reverse of 42891618 is 81619824
Previous prime number is 263
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
forty-two million eight hundred ninety-one thousand six hundred eighteen
Scientific notation
4.2891618 × 10^7
Engineering notation
4.2891618 × 10^6
Prime Factorization
2 × 21 × 11 × 263 × 353
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
42891618
Product of the distinct prime numbers
The prime factorization of 42891618 is 2 × 21 × 11 × 263 × 353.
Since it has a total of 5 prime factors.
8 , 3 , 38 , 44 , 553 , 296 , 7658 , 2389 , 71529 , 72399 , 31920 , 76136 , 4533013 , 6827278 , 29150381 , 80935147 , 534790762 , 516678752 , 2507343407 , 9995264162
n×2
85783236
n×3
128674854
n×4
171566472
n×5
214458090
n÷2
21445809
n÷3
14297206
n÷3
10722904.5
n÷5
8578323.6
n2
1839690894657924
n3
7.8907319091746E+22
n4
3.3844625878873E+30
n5
1.4516507645495E+38
2 √n
6549.1692602955
3 √n
350.0452132067
4 √n
80.926937791415
5 √n
33.610462285254
1 , 2 , 11 , 21 , 22 , 42 , 231 , 263 , 353 , 462 , 526 , 706 , 2893 , 3883 , 5523 , 5786 , 7413 , 7766 , 11046 , 14826 , 60753 , 81543 , 92839 , 121506 , 163086 , 185678 , 1021229 , 1949619 , 2042458 , 3899238 , 21445809 , 42891618
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42891617
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42891618 can be divided by 32 positive divisors.
The sum of these divisors (counting 42891618) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10100011100111100101100010
3
Ternary
2222201010020110
4
Quaternary
2203213211202
5
Quinary
41440012433
6
Senary
4131152150
8
Octal
243474542
10
Decimal
42891618
12
Duodecimal
12445656
16
Hexadecimal
28e7962
20
Vigesimal
d8190i
36
Base36
pjbdu
md5
3e7e6a6313ce544a57d582c7a8a7fc84
sha1
9eab6c3156892b3bca0e9c83ecf421b2cf2401ed
sha256
c7f8f49ea1d24088270a6564eab80aa941331a555e13b1c5346d8cfde2f36082
sha512
e4c53ef2fb416b3a8f6b6a80d2c415c21f98e3e17ba8c68a003a5bcddccb279c09d47da8fe36a6d630df04764cb229bd5a46acce4562e78bf997c426e1d724c1
ripemd-160
6b1bb79d25e22896412c193f8186e0f4467cc42a
Diameter
85783236
Circumference
269495984.01876
Area
5.7795593995334E+15
Volume
3.3052620529746E+23
Surface area
2.3118237598133E+16
Circumference
269495984.01876
Perimeter
171566472
Area
1839690894657924
Diagonal
60657907.887726
Surface area
11038145367947544
Volume
7.8907319091746E+22
Space diagonal
74290461.594836
Perimeter
128674854
Area
7.9660952494234E+14
Altitude
37145230.797418
Surface area
7.9660952494234E+14
Volume
9.2993167358374E+21
Height
20219302.629242