42081749 is an odd 8-digits composite number following 42081748
and preceding 42081750 . In scientific notation, it is written as 4.2081749 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 39606336 positive integers (up to 42081749) that are relatively prime to 42081749.
42081749 has 4 divisors, whose sum is 44557164
The reverse of 42081749 is 94718024
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
forty-two million eighty-one thousand seven hundred forty-nine
Scientific notation
4.2081749 × 10^7
Engineering notation
4.2081749 × 10^6
Prime Factorization
17 × 2475397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42081749
Product of the distinct prime numbers
The prime factorization of 42081749 is 17 × 2475397.
Since it has a total of 2 prime factors.
3 , 9 , 1 , 52 , 849 , 374 , 5630 , 7284 , 56562 , 40690 , 958821 , 937746 , 2753460 , 85618 , 6768791 , 72195954 , 338059321 , 699744301 , 6645622457 , 7748388036
n×2
84163498
n×3
126245247
n×4
168326996
n×5
210408745
n÷2
21040874.5
n÷3
14027249.666667
n÷3
10520437.25
n÷5
8416349.8
n2
1770873598899001
n3
7.4521458299594E+22
n4
3.1359933032775E+30
n5
1.319680830542E+38
2 √n
6487.0447046402
3 √n
347.82804348605
4 √n
80.542192077446
5 √n
33.482567754067
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
-42081748
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 42081749 can be divided by 4 positive divisors.
The sum of these divisors (counting 42081749) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000100001110111010101
3
Ternary
2221011222022022
4
Quaternary
2200201313111
5
Quinary
41233103444
6
Senary
4101542525
8
Octal
240416725
10
Decimal
42081749
12
Duodecimal
12114a45
16
Hexadecimal
2821dd5
20
Vigesimal
d30479
36
Base36
p1yhh
md5
d0d440e1af30ee3156ee53c68ff75829
sha1
1c3f1b407e6aaf1831d42086aa17e55294b706e6
sha256
193b19a9fd991eaf4057843648b9c197cf633cb7cc7dab759cbd96e188df32bf
sha512
b7399503b27193f5316738be2ed627e7a8c3398f6fb2cf02a05c8b5cf2afceedffba0a64251fd2e94553647b07a1c5e4fa5243080cccee8fc88ceddc7e29c319
ripemd-160
2848fdc88f58a7d93590c459569d8deb96f44595
Diameter
84163498
Circumference
264407427.01722
Area
5.5633634887372E+15
Volume
3.1215475457174E+23
Surface area
2.2253453954949E+16
Circumference
264407427.01722
Perimeter
168326996
Area
1770873598899001
Diagonal
59512580.16418
Surface area
10625241593394006
Volume
7.4521458299594E+22
Space diagonal
72887727.339361
Perimeter
126245247
Area
7.6681076176885E+14
Altitude
36443863.66968
Surface area
7.6681076176885E+14
Volume
8.7824380845923E+21
Height
19837526.721393