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 4 prime factors and 16 positive divisors.
There are 20729280 positive integers (up to 38990145) that are relatively prime to 38990145.
38990145 has 16 divisors, whose sum is 62580672
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
3 × 5 × 331 × 7853
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38990145
Product of the distinct prime numbers
The prime factorization of 38990145 is 3 × 5 × 331 × 7853.
Since it has a total of 4 prime factors.
5 , 6 , 45 , 33 , 982 , 949 , 6755 , 9059 , 38621 , 46855 , 222870 , 274634 , 2698923 , 6032940 , 95291708 , 17481479 , 369218674 , 525753542 , 8516727714 , 7720263069
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
1 , 3 , 5 , 15 , 331 , 993 , 1655 , 4965 , 7853 , 23559 , 39265 , 117795 , 2599343 , 7798029 , 12996715 , 38990145
16 divisors
τ
Total Divisors
16
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
0.0625
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
16
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 16 positive divisors.
The sum of these divisors (counting 38990145) is 1, the average is 0.0625.
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