39542021 is an odd 8-digits composite number following 39542020
and preceding 39542022 . In scientific notation, it is written as 3.9542021 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 37460844 positive integers (up to 39542021) that are relatively prime to 39542021.
39542021 has 4 divisors, whose sum is 41623200
The reverse of 39542021 is 12024593
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-nine million five hundred forty-two thousand twenty-one
Scientific notation
3.9542021 × 10^7
Engineering notation
3.9542021 × 10^6
Prime Factorization
19 × 2081159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
39542021
Product of the distinct prime numbers
The prime factorization of 39542021 is 19 × 2081159.
Since it has a total of 2 prime factors.
3 , 10 , 67 , 76 , 749 , 302 , 8976 , 571 , 83144 , 78632 , 361428 , 227007 , 8907658 , 1203408 , 50296287 , 45419164 , 814328167 , 924704249 , 3085319931 , 8775569411
n×2
79084042
n×3
118626063
n×4
158168084
n×5
197710105
n÷2
19771010.5
n÷3
13180673.666667
n÷3
9885505.25
n÷5
7908404.2
n2
1563571424764441
n3
6.1826774113035E+22
n4
2.4447556003399E+30
n5
9.6670577288508E+37
2 √n
6288.2446676318
3 √n
340.68495424763
4 √n
79.298453122566
5 √n
33.068292654719
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
-39542020
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 39542021 can be divided by 4 positive divisors.
The sum of these divisors (counting 39542021) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010110110101110100000101
3
Ternary
2202101221110022
4
Quaternary
2112311310011
5
Quinary
40110321041
6
Senary
3531304525
8
Octal
226656405
10
Decimal
39542021
12
Duodecimal
112ab145
16
Hexadecimal
25b5d05
20
Vigesimal
c72f11
36
Base36
njith
md5
c5649a7941c35db9f21f3f57945579ed
sha1
173f9776d92efefa81b1078cbaa169fd9a186dd7
sha256
94e4a72fd3a8fb128882a11cb32152c63073d1cf97417c5cf2c9356a9f618f4a
sha512
69036babf23cf6e124536384fcd5d2eb9d0846629ddaa72bace847ea2721e6c73690e482b6ed8975ac72c93adab73969b6bdfea74751fdaedd20672361c1b729
ripemd-160
acf8307aa86862377551bcfc2471fb04c88e5139
Diameter
79084042
Circumference
248449845.36339
Area
4.9121045014029E+15
Volume
2.5897938579822E+23
Surface area
1.9648418005612E+16
Circumference
248449845.36339
Perimeter
158168084
Area
1563571424764441
Diagonal
55920862.381842
Surface area
9381428548586646
Volume
6.1826774113035E+22
Space diagonal
68488789.405956
Perimeter
118626063
Area
6.7704628723872E+14
Altitude
34244394.702978
Surface area
6.7704628723872E+14
Volume
7.2863552057027E+21
Height
18640287.460614