38991013 is an odd 8-digits composite number following 38991012
and preceding 38991014 . In scientific notation, it is written as 3.8991013 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 36697152 positive integers (up to 38991013) that are relatively prime to 38991013.
38991013 has 6 divisors, whose sum is 41419826
The reverse of 38991013 is 31019983
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirty-eight million nine hundred ninety-one thousand thirteen
Scientific notation
3.8991013 × 10^7
Engineering notation
3.8991013 × 10^6
Prime Factorization
17 × 17 × 134917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2293589
Product of the distinct prime numbers
The prime factorization of 38991013 is 17 × 17 × 134917.
Since it has a total of 3 prime factors.
8 , 8 , 79 , 82 , 639 , 699 , 9634 , 2135 , 85592 , 99898 , 51976 , 11738 , 3859409 , 9573771 , 17083666 , 98197300 , 848486771 , 33507222 , 4797873357 , 6814791412
n×2
77982026
n×3
116973039
n×4
155964052
n×5
194955065
n÷2
19495506.5
n÷3
12997004.333333
n÷3
9747753.25
n÷5
7798202.6
n2
1520299094766169
n3
5.9278001767916E+22
n4
2.3113093375468E+30
n5
9.012029242731E+37
2 √n
6244.2784210828
3 √n
339.09509373858
4 √n
79.020746776291
5 √n
32.975614980418
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38991012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38991013 can be divided by 6 positive divisors.
The sum of these divisors (counting 38991013) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
10010100101111010010100101
3
Ternary
2201100221121121
4
Quaternary
2110233102211
5
Quinary
34440203023
6
Senary
3511413541
8
Octal
224572245
10
Decimal
38991013
12
Duodecimal
110842b1
16
Hexadecimal
252f4a5
20
Vigesimal
c3dhad
36
Base36
n7pnp
md5
110e2d2242ab5f782ee14ac5d33b7975
sha1
aa0eb3f4d1529a0aacb5b2a620bdcd3faaac9b4a
sha256
ba232160b572f6fc9f2270cc64278e564de912c3ef2049f016ca60fdd2f1c36d
sha512
2e3bc5d75d824e1d245ff3063b7f527c8de639e9e9bac94b922b6a97c8c1a6994e2d510fd762fd2e383e0550402f77254b0d43b728e58ae2fd953a9b5a497095
ripemd-160
6a22b4971a5c51024ff83b5f57567419bd497442
Diameter
77982026
Circumference
244987759.99365
Area
4.7761604673766E+15
Volume
2.4830311316476E+23
Surface area
1.9104641869506E+16
Circumference
244987759.99365
Perimeter
155964052
Area
1520299094766169
Diagonal
55141619.395266
Surface area
9121794568597014
Volume
5.9278001767916E+22
Space diagonal
67534415.554579
Perimeter
116973039
Area
6.5830881870899E+14
Altitude
33767207.777289
Surface area
6.5830881870899E+14
Volume
6.9859795042136E+21
Height
18380539.798422