38657921 is an odd 8-digits composite number following 38657920
and preceding 38657922 . In scientific notation, it is written as 3.8657921 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 38002644 positive integers (up to 38657921) that are relatively prime to 38657921.
38657921 has 4 divisors, whose sum is 39313200
The reverse of 38657921 is 12975683
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
thirty-eight million six hundred fifty-seven thousand nine hundred twenty-one
Scientific notation
3.8657921 × 10^7
Engineering notation
3.8657921 × 10^6
Prime Factorization
59 × 655219
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38657921
Product of the distinct prime numbers
The prime factorization of 38657921 is 59 × 655219.
Since it has a total of 2 prime factors.
10 , 4 , 45 , 52 , 370 , 709 , 8068 , 8566 , 89346 , 28899 , 509233 , 814497 , 7164916 , 1652390 , 95130083 , 82893793 , 995491410 , 886205222 , 4524229882 , 6108147513
n×2
77315842
n×3
115973763
n×4
154631684
n×5
193289605
n÷2
19328960.5
n÷3
12885973.666667
n÷3
9664480.25
n÷5
7731584.2
n2
1494434856042241
n3
5.7771744604527E+22
n4
2.233335538954E+30
n5
8.6336108831376E+37
2 √n
6217.5494368762
3 √n
338.12672500353
4 √n
78.85143902857
5 √n
32.91908072013
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
-38657920
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 38657921 can be divided by 4 positive divisors.
The sum of these divisors (counting 38657921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010011011101111110000001
3
Ternary
2200202000200212
4
Quaternary
2103131332001
5
Quinary
34344023141
6
Senary
3500323505
8
Octal
223357601
10
Decimal
38657921
12
Duodecimal
10b43595
16
Hexadecimal
24ddf81
20
Vigesimal
c1c4g1
36
Base36
n0kn5
md5
17a2ca58220d1201a6a4c1bc95cc9a01
sha1
dbb484e4070aa70f6e4102a7065b0b3aedf22693
sha256
46f665487a07aa428cf3e18b018b7bcd0f72bad28d06599e872c2aa0062398cb
sha512
a0c81ed2f4c7f7f8ca921deb66f857cdce8b355284d5f514931a66cc21707322c39aff439b1c7b9a1c00560d9ae056e45845720ac13ce62b8f5d429f906e4ff6
ripemd-160
a2a13637dfa564b45805aa7868ebacb0e223e7af
Diameter
77315842
Circumference
242894881.23331
Area
4.6949055650108E+15
Volume
2.4199371791287E+23
Surface area
1.8779622260043E+16
Circumference
242894881.23331
Perimeter
154631684
Area
1494434856042241
Diagonal
54670556.171348
Surface area
8966609136253446
Volume
5.7771744604527E+22
Space diagonal
66957483.286984
Perimeter
115973763
Area
6.4710927481676E+14
Altitude
33478741.643492
Surface area
6.4710927481676E+14
Volume
6.8084653951398E+21
Height
18223518.723783