39861421 is an odd 8-digits composite number following 39861420
and preceding 39861422 . In scientific notation, it is written as 3.9861421 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 39787200 positive integers (up to 39861421) that are relatively prime to 39861421.
39861421 has 4 divisors, whose sum is 39935644
The reverse of 39861421 is 12416893
Previous prime number is 541
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirty-nine million eight hundred sixty-one thousand four hundred twenty-one
Scientific notation
3.9861421 × 10^7
Engineering notation
3.9861421 × 10^6
Prime Factorization
541 × 73681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
39861421
Product of the distinct prime numbers
The prime factorization of 39861421 is 541 × 73681.
Since it has a total of 2 prime factors.
6 , 8 , 92 , 32 , 707 , 333 , 764 , 7930 , 69130 , 67390 , 145931 , 658342 , 98704 , 479978 , 6959433 , 11975872 , 323841382 , 822902210 , 8637010221 , 7864714809
n×2
79722842
n×3
119584263
n×4
159445684
n×5
199307105
n÷2
19930710.5
n÷3
13287140.333333
n÷3
9965355.25
n÷5
7972284.2
n2
1588932884139241
n3
6.3337122635419E+22
n4
2.524707710299E+30
n5
1.0063843694218E+38
2 √n
6313.5901830892
3 √n
341.59978776905
4 √n
79.458103319228
5 √n
33.121542595302
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
-39861420
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 39861421 can be divided by 4 positive divisors.
The sum of these divisors (counting 39861421) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011000000011110010101101
3
Ternary
2210000011120221
4
Quaternary
2120003302231
5
Quinary
40201031141
6
Senary
3542211341
8
Octal
230036255
10
Decimal
39861421
12
Duodecimal
11423b51
16
Hexadecimal
2603cad
20
Vigesimal
c92db1
36
Base36
nqd9p
md5
b283bfd3c654b0adb64c9b82e5ada78e
sha1
c6db40b156bdd4c9a90c57ab2b2b2f4e64ee9233
sha256
12fcc07a47c9ac4b3fbba116494421c1f4e71f3e03ea53357df854d00a761f0b
sha512
b0bbfe55c0ed06d45f0e859d7dbafe8d2f7913e88085e95f6b01b5d4a32bd3ed13b6d51f626e26941e2b450dd339c36b4563e24e26c803e821e80046f4235708
ripemd-160
4a5d301850078b3f48963c6bd29fc401417c7605
Diameter
79722842
Circumference
250456694.7505
Area
4.9917798758591E+15
Volume
2.653059188946E+23
Surface area
1.9967119503436E+16
Circumference
250456694.7505
Perimeter
159445684
Area
1588932884139241
Diagonal
56372562.193664
Surface area
9533597304835446
Volume
6.3337122635419E+22
Space diagonal
69042006.433893
Perimeter
119584263
Area
6.8802812128653E+14
Altitude
34521003.216946
Surface area
6.8802812128653E+14
Volume
7.4643514860581E+21
Height
18790854.064555