38991646 is an even 8-digits composite number following 38991645
and preceding 38991647 . In scientific notation, it is written as 3.8991646 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 19485840 positive integers (up to 38991646) that are relatively prime to 38991646.
38991646 has 8 divisors, whose sum is 58517424
The reverse of 38991646 is 64619983
Previous prime number is 2663
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
thirty-eight million nine hundred ninety-one thousand six hundred forty-six
Scientific notation
3.8991646 × 10^7
Engineering notation
3.8991646 × 10^6
Prime Factorization
2 × 2663 × 7321
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38991646
Product of the distinct prime numbers
The prime factorization of 38991646 is 2 × 2663 × 7321.
Since it has a total of 3 prime factors.
7 , 5 , 49 , 89 , 761 , 850 , 4567 , 441 , 30454 , 45151 , 790316 , 626646 , 1019804 , 669995 , 66540999 , 33786341 , 162218045 , 400042565 , 6101248853 , 4603745170
n×2
77983292
n×3
116974938
n×4
155966584
n×5
194958230
n÷2
19495823
n÷3
12997215.333333
n÷3
9747911.5
n÷5
7798329.2
n2
1520348457789316
n3
5.9280888862767E+22
n4
2.3114594331024E+30
n5
9.0127607958888E+37
2 √n
6244.3291072781
3 √n
339.0969287429
4 √n
79.02106749012
5 √n
32.975722048314
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
-38991645
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 38991646 can be divided by 8 positive divisors.
The sum of these divisors (counting 38991646) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100101111011100011110
3
Ternary
2201100222111001
4
Quaternary
2110233130132
5
Quinary
34440213041
6
Senary
3511420514
8
Octal
224573436
10
Decimal
38991646
12
Duodecimal
1108473a
16
Hexadecimal
252f71e
20
Vigesimal
c3dj26
36
Base36
n7q5a
md5
b5cfd4b492295c6bdd772d47f9d1d02b
sha1
93e0383f57fa713f5eaa6d07a70ae4d4b03d58d0
sha256
24da1b0885bd18b1bafef3e725629472f906a5ca7133164e40fcd227ba8bee53
sha512
a81b602303b19770cc9f40e80a2780cc8f0c7d1cdb1714da2529c7c9a1763a10c5bb0ce52aa157cad3b30bdb22afb182d47c85f8d994181618f1749fcab6c364
ripemd-160
505dd334dd91e3d9720b3b29674df69a384135e5
Diameter
77983292
Circumference
244991737.24995
Area
4.7763155458875E+15
Volume
2.4831520659939E+23
Surface area
1.910526218355E+16
Circumference
244991737.24995
Perimeter
155966584
Area
1520348457789316
Diagonal
55142514.592451
Surface area
9122090746735896
Volume
5.9280888862767E+22
Space diagonal
67535511.94274
Perimeter
116974938
Area
6.5833019352502E+14
Altitude
33767755.97137
Surface area
6.5833019352502E+14
Volume
6.9863197516048E+21
Height
18380838.197484