38156987 is an odd 8-digits composite number following 38156986
and preceding 38156988 . In scientific notation, it is written as 3.8156987 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 34320000 positive integers (up to 38156987) that are relatively prime to 38156987.
38156987 has 12 divisors, whose sum is 42386568
The reverse of 38156987 is 78965183
Previous prime number is 97
Is Prime? no Number parity odd Number length 8 Sum of Digits 47 Digital Root 2
Name
thirty-eight million one hundred fifty-six thousand nine hundred eighty-seven
Scientific notation
3.8156987 × 10^7
Engineering notation
3.8156987 × 10^6
Prime Factorization
11 × 11 × 97 × 3251
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
3468817 Product of the distinct prime numbers
The prime factorization of 38156987 is 11 × 11 × 97 × 3251.
Since it has a total of 4 prime factors.
1 , 9 , 70 , 75 , 239 , 30 , 6797 , 2044 , 43761 , 49392 , 698223 , 16874 , 6738885 , 7192588 , 92320378 , 53734115 , 516992605 , 799063759 , 8549597358 , 8105389258
n×2
76313974
n×3
114470961
n×4
152627948
n×5
190784935
n÷2
19078493.5
n÷3
12718995.666667
n÷3
9539246.75
n÷5
7631397.4
n2
1455955656918169
n3
5.5554881073603E+22
n4
2.119806874912E+30
n5
8.0885443368528E+37
2 √n6177.1342060862
3 √n336.65987514755
4 √n78.594746682499
5 √n32.833321164346
1 , 11 , 97 , 121 , 1067 , 3251 , 11737 , 35761 , 315347 , 393371 , 3468817 , 38156987
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-38156986 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38156987 can be divided by 12 positive divisors.
The sum of these divisors (counting 38156987) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10010001100011101010111011
3
Ternary
2122210120112202
4
Quaternary
2101203222323
5
Quinary
34232010422
6
Senary
3441500415
8
Octal
221435273
10
Decimal
38156987
12
Duodecimal
1094170b
16
Hexadecimal
2463abb
20
Vigesimal
bi9c97
36
Base36
mpu4b
md5
7a4df1e2d537db7914fb993f2e306297
sha1
fea1727277fc777ee9fd1917535b7026f8f34739
sha256
56e6518f31b9ea35967e1956b60398bf4fc333101994ecf6b8fd9dd21969bbf3
sha512
f05bd6a49273ccd9c52f639fb1a098829e74ac239a54cf2c1afa76f1809068ce06e93ca6c8e64fab6a3ada2ec9cff90cddfb0f111a37eb9ef8fb76ad17525283
ripemd-160
d21431d08948512f6f91c534a2a9c1f17b384056
Diameter
76313974
Circumference
239747420.08464
Area
4.5740195957266E+15
Volume
2.3270774166918E+23
Surface area
1.8296078382906E+16
Circumference
239747420.08464
Perimeter
152627948
Area
1455955656918169
Diagonal
53962128.514694
Surface area
8735733941509014
Volume
5.5554881073603E+22
Space diagonal
66089840.147745
Perimeter
114470961
Area
6.304472928374E+14
Altitude
33044920.073873
Surface area
6.304472928374E+14
Volume
6.5472055225261E+21
Height
17987376.171565