38991107 is an odd 8-digits composite number following 38991106
and preceding 38991108 . In scientific notation, it is written as 3.8991107 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 38742600 positive integers (up to 38991107) that are relatively prime to 38991107.
38991107 has 4 divisors, whose sum is 39239616
The reverse of 38991107 is 70119983
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty-eight million nine hundred ninety-one thousand one hundred seven
Scientific notation
3.8991107 × 10^7
Engineering notation
3.8991107 × 10^6
Prime Factorization
157 × 248351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38991107
Product of the distinct prime numbers
The prime factorization of 38991107 is 157 × 248351.
Since it has a total of 2 prime factors.
7 , 8 , 62 , 12 , 220 , 256 , 2091 , 6380 , 29103 , 49528 , 850222 , 787802 , 1120340 , 5877963 , 92891436 , 18530655 , 512105167 , 685096242 , 4322477331 , 9585393325
n×2
77982214
n×3
116973321
n×4
155964428
n×5
194955535
n÷2
19495553.5
n÷3
12997035.666667
n÷3
9747776.75
n÷5
7798221.4
n2
1520306425085449
n3
5.9278430493294E+22
n4
2.3113316261561E+30
n5
9.0121378747936E+37
2 √n
6244.2859479688
3 √n
339.09536623653
4 √n
79.020794402289
5 √n
32.975630880004
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
-38991106
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 38991107 can be divided by 4 positive divisors.
The sum of these divisors (counting 38991107) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101111010100000011
3
Ternary
2201100221202002
4
Quaternary
2110233110003
5
Quinary
34440203412
6
Senary
3511414215
8
Octal
224572403
10
Decimal
38991107
12
Duodecimal
1108436b
16
Hexadecimal
252f503
20
Vigesimal
c3dhf7
36
Base36
n7pqb
md5
d82a95f0720c6c85e33415ff6f5a18ab
sha1
159a7106909e80f947467b3af6a5e2b79fa30006
sha256
8af8870be9b6fb8c3eeecc44e160d63e04cb9f4ea7d04c80435dfb77827c2414
sha512
d6eeea2cc8d06b96e67e48bd2b9e6bec72d15f317ae133774be33e0664e200992476e8c2d338be3aec00d652a039c73eb6849806b52c70251c4a2aae8a5ced99
ripemd-160
6220779c69d2c460f44b0e158af37cf8cdf77cbe
Diameter
77982214
Circumference
244988350.61307
Area
4.7761834962538E+15
Volume
2.4830490900542E+23
Surface area
1.9104733985015E+16
Circumference
244988350.61307
Perimeter
155964428
Area
1520306425085449
Diagonal
55141752.331341
Surface area
9121838550512694
Volume
5.9278430493294E+22
Space diagonal
67534578.367354
Perimeter
116973321
Area
6.5831199283035E+14
Altitude
33767289.183677
Surface area
6.5831199283035E+14
Volume
6.986030029984E+21
Height
18380584.110447