39702987 is an odd 8-digits composite number following 39702986
and preceding 39702988 . In scientific notation, it is written as 3.9702987 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 25734240 positive integers (up to 39702987) that are relatively prime to 39702987.
39702987 has 16 divisors, whose sum is 59650560
The reverse of 39702987 is 78920793
Previous prime number is 20711
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
thirty-nine million seven hundred two thousand nine hundred eighty-seven
Scientific notation
3.9702987 × 10^7
Engineering notation
3.9702987 × 10^6
Prime Factorization
9 × 3 × 20711 × 71
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39702987
Product of the distinct prime numbers
The prime factorization of 39702987 is 9 × 3 × 20711 × 71.
Since it has a total of 4 prime factors.
5 , 3 , 85 , 92 , 86 , 792 , 9234 , 6069 , 51063 , 8037 , 256508 , 854511 , 559416 , 7780711 , 77573156 , 30877238 , 46374183 , 883911534 , 186849903 , 6597465774
n×2
79405974
n×3
119108961
n×4
158811948
n×5
198514935
n÷2
19851493.5
n÷3
13234329
n÷3
9925746.75
n÷5
7940597.4
n2
1576327176722169
n3
6.2584897405147E+22
n4
2.4848073680729E+30
n5
9.8654274632102E+37
2 √n
6301.0306299843
3 √n
341.14661038882
4 √n
79.379031425083
5 √n
33.09517152698
1 , 3 , 9 , 27 , 71 , 213 , 639 , 1917 , 20711 , 62133 , 186399 , 559197 , 1470481 , 4411443 , 13234329 , 39702987
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
-39702986
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 39702987 can be divided by 16 positive divisors.
The sum of these divisors (counting 39702987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010111011101000111001011
3
Ternary
2202201010021000
4
Quaternary
2113131013023
5
Quinary
40130443422
6
Senary
3534550043
8
Octal
227350713
10
Decimal
39702987
12
Duodecimal
11368323
16
Hexadecimal
25dd1cb
20
Vigesimal
c82h97
36
Base36
nmz0r
md5
e5d3606fee260f69515be37e02b646bb
sha1
d099da1da9fac7a19e51f300cfef08ace39440d2
sha256
92b0551859eede5321e779ab8dda219246fe747d917478305b85c10be8f87388
sha512
008bde079aece6972f8b575474644557f2e4ddee1296efa13f04ede1af98bed07828b12ebbf9757456d3471190327740df29c50db6406548701cf037183b618a
ripemd-160
ec3582072860db7650c23a0695ff0cf1039a0e92
Diameter
79405974
Circumference
249461224.56954
Area
4.9521778780443E+15
Volume
2.6215500521824E+23
Surface area
1.9808711512177E+16
Circumference
249461224.56954
Perimeter
158811948
Area
1576327176722169
Diagonal
56148502.682123
Surface area
9457963060333014
Volume
6.2584897405147E+22
Space diagonal
68767590.696247
Perimeter
119108961
Area
6.825696898586E+14
Altitude
34383795.348123
Surface area
6.825696898586E+14
Volume
7.3757008925073E+21
Height
18716167.560708