38996987 is an odd 8-digits composite number following 38996986
and preceding 38996988 . In scientific notation, it is written as 3.8996987 × 10^7.
The sum of its digits is 59. It has a total of 2 prime factors and 4 positive divisors.
There are 36944496 positive integers (up to 38996987) that are relatively prime to 38996987.
38996987 has 4 divisors, whose sum is 41049480
The reverse of 38996987 is 78969983
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 59
Digital Root 5
Name
thirty-eight million nine hundred ninety-six thousand nine hundred eighty-seven
Scientific notation
3.8996987 × 10^7
Engineering notation
3.8996987 × 10^6
Prime Factorization
19 × 2052473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38996987
Product of the distinct prime numbers
The prime factorization of 38996987 is 19 × 2052473.
Since it has a total of 2 prime factors.
6 , 8 , 94 , 14 , 833 , 996 , 6007 , 5195 , 59955 , 94627 , 886237 , 701447 , 9230189 , 9495858 , 87553679 , 98749036 , 369459244 , 371930275 , 7209129634 , 4480804621
n×2
77993974
n×3
116990961
n×4
155987948
n×5
194984935
n÷2
19498493.5
n÷3
12998995.666667
n÷3
9749246.75
n÷5
7799397.4
n2
1520764995078169
n3
5.9305252743118E+22
n4
2.3127261702551E+30
n5
9.0189352395998E+37
2 √n
6244.7567606753
3 √n
339.11241098243
4 √n
79.023773389249
5 √n
32.976625388903
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
-38996986
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 38996987 can be divided by 4 positive divisors.
The sum of these divisors (counting 38996987) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100110000101111111011
3
Ternary
2201101020210212
4
Quaternary
2110300233323
5
Quinary
34440400422
6
Senary
3511501335
8
Octal
224605773
10
Decimal
38996987
12
Duodecimal
1108784b
16
Hexadecimal
2530bfb
20
Vigesimal
c3ec97
36
Base36
n7u9n
md5
2bba6e6cd8e66649641a216d25afb287
sha1
0c9d7743befc6e1369052a6c5f0a48af181b3016
sha256
ccc407bc0c0c80bdb630b53e3e01544863aa75405061e090f5e2c11af73ba940
sha512
4b0ca6489744f8b83de6aa7c7cc2a9b777bfa477c221c80036ac58524f9fa65b2756a604bf02d2f8b8e6daba2d0fe223ba49cbe0a2c01a82d5dcfa77571a5335
ripemd-160
6e33644c7881755ded7165336897255aed77c5cf
Diameter
77993974
Circumference
245025295.74267
Area
4.7776241363741E+15
Volume
2.4841726178276E+23
Surface area
1.9110496545496E+16
Circumference
245025295.74267
Perimeter
155987948
Area
1520764995078169
Diagonal
55150067.907087
Surface area
9124589970469014
Volume
5.9305252743118E+22
Space diagonal
67544762.826103
Perimeter
116990961
Area
6.5851055946191E+14
Altitude
33772381.413052
Surface area
6.5851055946191E+14
Volume
6.9891910624402E+21
Height
18383355.969029