38863987 is an odd 8-digits composite number following 38863986
and preceding 38863988 . In scientific notation, it is written as 3.8863987 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 35630280 positive integers (up to 38863987) that are relatively prime to 38863987.
38863987 has 8 divisors, whose sum is 42229760
The reverse of 38863987 is 78936883
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
thirty-eight million eight hundred sixty-three thousand nine hundred eighty-seven
Scientific notation
3.8863987 × 10^7
Engineering notation
3.8863987 × 10^6
Prime Factorization
31 × 19 × 65983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38863987
Product of the distinct prime numbers
The prime factorization of 38863987 is 31 × 19 × 65983.
Since it has a total of 3 prime factors.
1 , 5 , 32 , 83 , 918 , 406 , 9123 , 5722 , 82463 , 10967 , 657296 , 718454 , 5801265 , 6285827 , 31984452 , 15141260 , 193105597 , 851294785 , 6707221865 , 6541199331
n×2
77727974
n×3
116591961
n×4
155455948
n×5
194319935
n÷2
19431993.5
n÷3
12954662.333333
n÷3
9715996.75
n÷5
7772797.4
n2
1510409485536169
n3
5.8700534610554E+22
n4
2.2813368139976E+30
n5
8.8661844281825E+37
2 √n
6234.098731974
3 √n
338.72645533811
4 √n
78.956309006779
5 √n
32.954101152775
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
-38863986
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 38863987 can be divided by 8 positive divisors.
The sum of these divisors (counting 38863987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100010000010001110011
3
Ternary
2201010111100221
4
Quaternary
2110100101303
5
Quinary
34422121422
6
Senary
3504553511
8
Octal
224202163
10
Decimal
38863987
12
Duodecimal
11022897
16
Hexadecimal
2510473
20
Vigesimal
c2hjj7
36
Base36
n4zn7
md5
2b6f6ccea1430bb83efd370792ad5597
sha1
6aaf4cc8d85f69a3b9d4adc4cb46d42a3a7cf5ad
sha256
dd357500723df5837fea380aa3f85fcc2b14bd65c578c005f4cf7d8d8b4b2e93
sha512
e10f278b632938454eac55956e63d70ceab7155a6eac6971afd349a98b4f57c85a56214bda342871604c6bcad9aecc7142c10da957206904ceb70f21cda9c4b9
ripemd-160
0c63d59cd9f9c7a7a7f631e28e352863c9b5c6bd
Diameter
77727974
Circumference
244189632.09682
Area
4.7450913436728E+15
Volume
2.4588422439241E+23
Surface area
1.8980365374691E+16
Circumference
244189632.09682
Perimeter
155455948
Area
1510409485536169
Diagonal
54961977.503292
Surface area
9062456913217014
Volume
5.8700534610554E+22
Space diagonal
67314400.068696
Perimeter
116591961
Area
6.5402649229565E+14
Altitude
33657200.034348
Surface area
6.5402649229565E+14
Volume
6.9179243470664E+21
Height
18320659.167764