42891906 is an even 8-digits composite number following 42891905
and preceding 42891907 . In scientific notation, it is written as 4.2891906 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 14062800 positive integers (up to 42891906) that are relatively prime to 42891906.
42891906 has 16 divisors, whose sum is 87190848
The reverse of 42891906 is 60919824
Previous prime number is 61
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 nine hundred six
Scientific notation
4.2891906 × 10^7
Engineering notation
4.2891906 × 10^6
Prime Factorization
2 × 3 × 61 × 117191
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42891906
Product of the distinct prime numbers
The prime factorization of 42891906 is 2 × 3 × 61 × 117191.
Since it has a total of 4 prime factors.
10 , 2 , 34 , 90 , 262 , 124 , 8341 , 2384 , 94485 , 35331 , 751456 , 597383 , 8225696 , 8043721 , 23175161 , 5281599 , 702135340 , 697550123 , 2084683379 , 8795088455
n×2
85783812
n×3
128675718
n×4
171567624
n×5
214459530
n÷2
21445953
n÷3
14297302
n÷3
10722976.5
n÷5
8578381.2
n2
1839715600312836
n3
7.8908908595352E+22
n4
3.3845534900344E+30
n5
1.4516995014653E+38
2 √n
6549.1912477801
3 √n
350.04599667598
4 √n
80.927073639049
5 √n
33.610507421286
1 , 2 , 3 , 6 , 61 , 122 , 183 , 366 , 117191 , 234382 , 351573 , 703146 , 7148651 , 14297302 , 21445953 , 42891906
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
-42891905
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 42891906 can be divided by 16 positive divisors.
The sum of these divisors (counting 42891906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100011100111101010000010
3
Ternary
2222201010122010
4
Quaternary
2203213222002
5
Quinary
41440020111
6
Senary
4131153350
8
Octal
243475202
10
Decimal
42891906
12
Duodecimal
12445856
16
Hexadecimal
28e7a82
20
Vigesimal
d819f6
36
Base36
pjblu
md5
cddf6c402e85a02c6ce53751755db8b0
sha1
07c5a21622aa805c40d71a72e5e474258184ef65
sha256
a2a5bbffdec329e591a4afe14a09300a757582fffa5f1fc99bc5b42462e023e0
sha512
ce1f3d88c5f0b8821e77367af0ed182733db55e4b019dbcf2e0f5c2cff2b9ec76731fd49dec153771c203b8def4096a7db73ddb760859244ceb21bb45cdb4de1
ripemd-160
9f92c7e644d7f669fc782bef82fee1401cf77c68
Diameter
85783812
Circumference
269497793.57613
Area
5.7796370146373E+15
Volume
3.3053286339459E+23
Surface area
2.3118548058549E+16
Circumference
269497793.57613
Perimeter
171567624
Area
1839715600312836
Diagonal
60658315.181232
Surface area
11038293601877016
Volume
7.8908908595352E+22
Space diagonal
74290960.425468
Perimeter
128675718
Area
7.9662022280473E+14
Altitude
37145480.212734
Surface area
7.9662022280473E+14
Volume
9.2995040606338E+21
Height
20219438.393744