38990145 is an odd 8-digits composite number following 38990144
and preceding 38990146 . In scientific notation, it is written as 3.8990145 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 20729280 positive integers (up to 38990145) that are relatively prime to 38990145.
38990145 has 8 divisors, whose sum is 41720448
The reverse of 38990145 is 54109983
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty-eight million nine hundred ninety thousand one hundred forty-five
Scientific notation
3.8990145 × 10^7
Engineering notation
3.8990145 × 10^6
Prime Factorization
15 × 331 × 7853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38990145
Product of the distinct prime numbers
The prime factorization of 38990145 is 15 × 331 × 7853.
Since it has a total of 3 prime factors.
3 , 4 , 74 , 48 , 264 , 499 , 652 , 9228 , 56234 , 73234 , 328503 , 305452 , 2084156 , 137509 , 20625202 , 86727852 , 182516785 , 87347561 , 9267644651 , 2246124254
n×2
77980290
n×3
116970435
n×4
155960580
n×5
194950725
n÷2
19495072.5
n÷3
12996715
n÷3
9747536.25
n÷5
7798029
n2
1520231407121025
n3
5.9274042997203E+22
n4
2.3111035311972E+30
n5
9.011026179139E+37
2 √n
6244.2089170687
3 √n
339.09257746023
4 √n
79.020306991739
5 √n
32.975468161515
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
-38990144
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 38990145 can be divided by 8 positive divisors.
The sum of these divisors (counting 38990145) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100101111000101000001
3
Ternary
2201100220102110
4
Quaternary
2110233011001
5
Quinary
34440141040
6
Senary
3511405533
8
Octal
224570501
10
Decimal
38990145
12
Duodecimal
110838a9
16
Hexadecimal
252f141
20
Vigesimal
c3df75
36
Base36
n7ozl
md5
07437d613286ba2284d463c3c74e89de
sha1
bf75061e5456e5710a6bc9316605eb5e8b069423
sha256
496bcd6f32bab5489bf7b53de87b202136ca6b9e8bba7b9a4cd4ea75a0ceea97
sha512
e3e906086c8e0ae619c7cb56e392edecb69abbab337058c1e4c68e1a6a837e5a3b623d50874fe992176f6db19e3ce59d9e3468142e2b47862f49ee7a39339795
ripemd-160
017e71a4dd94e10ac587376f2e2fa1b2af7dccd3
Diameter
77980290
Circumference
244982306.1888
Area
4.7759478203679E+15
Volume
2.4828653070477E+23
Surface area
1.9103791281472E+16
Circumference
244982306.1888
Perimeter
155960580
Area
1520231407121025
Diagonal
55140391.857894
Surface area
9121388442726150
Volume
5.9274042997203E+22
Space diagonal
67532912.134478
Perimeter
116970435
Area
6.5827950909889E+14
Altitude
33766456.067239
Surface area
6.5827950909889E+14
Volume
6.9855129586108E+21
Height
18380130.619298