38991709 is an odd 8-digits composite number following 38991708
and preceding 38991710 . In scientific notation, it is written as 3.8991709 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 37910880 positive integers (up to 38991709) that are relatively prime to 38991709.
38991709 has 8 divisors, whose sum is 40087872
The reverse of 38991709 is 90719983
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
thirty-eight million nine hundred ninety-one thousand seven hundred nine
Scientific notation
3.8991709 × 10^7
Engineering notation
3.8991709 × 10^6
Prime Factorization
73 × 71 × 7523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38991709
Product of the distinct prime numbers
The prime factorization of 38991709 is 73 × 71 × 7523.
Since it has a total of 3 prime factors.
8 , 9 , 35 , 24 , 915 , 393 , 3006 , 3135 , 52559 , 32188 , 776090 , 683378 , 745909 , 3516582 , 38769286 , 11401025 , 773433295 , 676770638 , 1981020768 , 641857327
n×2
77983418
n×3
116975127
n×4
155966836
n×5
194958545
n÷2
19495854.5
n÷3
12997236.333333
n÷3
9747927.25
n÷5
7798341.8
n2
1520353370740681
n3
5.928117620909E+22
n4
2.3114743719226E+30
n5
9.0128336070962E+37
2 √n
6244.3341518532
3 √n
339.09711137258
4 √n
79.021099409292
5 √n
32.975732704285
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
-38991708
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 38991709 can be divided by 8 positive divisors.
The sum of these divisors (counting 38991709) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100101111011101011101
3
Ternary
2201100222120101
4
Quaternary
2110233131131
5
Quinary
34440213314
6
Senary
3511421101
8
Octal
224573535
10
Decimal
38991709
12
Duodecimal
11084791
16
Hexadecimal
252f75d
20
Vigesimal
c3dj59
36
Base36
n7q71
md5
2bea2af707cd248af0f723e399a4010b
sha1
0d1b17bfc0b04cb076635653c4d39f48bb533a0e
sha256
00b0865a9d42ad72748b2a899f21046842103baa04ced6194d821ab70f12e8e5
sha512
9c3070cd0f21cafbf4913ffb6910cc0ce6986f641441ca9d52c7f8d92d5a86973916d4cca06d1f0670bed405c946ffa702b0fa71340a42778abb440d5a717bd8
ripemd-160
e910dd8e1960de227a14a33f6180fe4ee767566d
Diameter
77983418
Circumference
244992133.09062
Area
4.7763309803794E+15
Volume
2.4831641023285E+23
Surface area
1.9105323921518E+16
Circumference
244992133.09062
Perimeter
155966836
Area
1520353370740681
Diagonal
55142603.687905
Surface area
9122120224444086
Volume
5.928117620909E+22
Space diagonal
67535621.061941
Perimeter
116975127
Area
6.5833232089537E+14
Altitude
33767810.53097
Surface area
6.5833232089537E+14
Volume
6.9863536156937E+21
Height
18380867.895968