42181946 is an even 8-digits composite number following 42181945
and preceding 42181947 . In scientific notation, it is written as 4.2181946 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 21066048 positive integers (up to 42181946) that are relatively prime to 42181946.
42181946 has 8 divisors, whose sum is 63347700
The reverse of 42181946 is 64918124
Previous prime number is 877
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
forty-two million one hundred eighty-one thousand nine hundred forty-six
Scientific notation
4.2181946 × 10^7
Engineering notation
4.2181946 × 10^6
Prime Factorization
2 × 877 × 24049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42181946
Product of the distinct prime numbers
The prime factorization of 42181946 is 2 × 877 × 24049.
Since it has a total of 3 prime factors.
1 , 9 , 67 , 86 , 119 , 749 , 909 , 7560 , 90754 , 19823 , 381054 , 405871 , 5851327 , 8528205 , 48260733 , 23174894 , 163491304 , 919811593 , 256956452 , 7822304424
n×2
84363892
n×3
126545838
n×4
168727784
n×5
210909730
n÷2
21090973
n÷3
14060648.666667
n÷3
10545486.5
n÷5
8436389.2
n2
1779316568346916
n3
7.5055035402915E+22
n4
3.1659674503938E+30
n5
1.3354666803027E+38
2 √n
6494.7629671913
3 √n
348.10388517829
4 √n
80.590092239625
5 √n
33.498497045528
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42181945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42181946 can be divided by 8 positive divisors.
The sum of these divisors (counting 42181946) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111010010100111010
3
Ternary
2221101001202022
4
Quaternary
2200322110322
5
Quinary
41244310241
6
Senary
4104034442
8
Octal
240722472
10
Decimal
42181946
12
Duodecimal
12162a22
16
Hexadecimal
283a53a
20
Vigesimal
d3ceh6
36
Base36
p43sq
md5
8e130c5359508bafca7f00876e529f0f
sha1
648bb9184208c2bfcf3a1ade4f96be018db9276b
sha256
afe9b0776796be52e269650cf5b7a44221bd3a74cbc51f10a87cb574a2a9ed36
sha512
dce67f1cebd5b534bb47253cc14678a38ad5b47d1b5f311310e2cf04ed4ef6652098c329a6c160afd90ff7c6c83872cce43ebdf6951a4f410a5e26f75d95eb21
ripemd-160
765b785987349606a1552de40e715611fc0f2f26
Diameter
84363892
Circumference
265036983.33544
Area
5.5898878595293E+15
Volume
3.1438979711563E+23
Surface area
2.2359551438117E+16
Circumference
265036983.33544
Perimeter
168727784
Area
1779316568346916
Diagonal
59654280.12049
Surface area
10675899410081496
Volume
7.5055035402915E+22
Space diagonal
73061273.634127
Perimeter
126545838
Area
7.7046667478149E+14
Altitude
36530636.817063
Surface area
7.7046667478149E+14
Volume
8.8453207492663E+21
Height
19884760.040163