39745971 is an odd 8-digits composite number following 39745970
and preceding 39745972 . In scientific notation, it is written as 3.9745971 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 26341200 positive integers (up to 39745971) that are relatively prime to 39745971.
39745971 has 12 divisors, whose sum is 44916144
The reverse of 39745971 is 17954793
Previous prime number is 181
Is Prime? no Number parity odd Number length 8 Sum of Digits 45 Digital Root 9
Name
thirty-nine million seven hundred forty-five thousand nine hundred seventy-one
Scientific notation
3.9745971 × 10^7
Engineering notation
3.9745971 × 10^6
Prime Factorization
9 × 9 × 181 × 2711
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
4416219 Product of the distinct prime numbers
The prime factorization of 39745971 is 9 × 9 × 181 × 2711.
Since it has a total of 4 prime factors.
6 , 6 , 90 , 22 , 986 , 874 , 5721 , 4890 , 62451 , 14606 , 988689 , 471873 , 6168980 , 1014145 , 55898870 , 61777681 , 298230988 , 622926959 , 6063719580 , 5270816543
n×2
79491942
n×3
119237913
n×4
158983884
n×5
198729855
n÷2
19872985.5
n÷3
13248657
n÷3
9936492.75
n÷5
7949194.2
n2
1579742210732841
n3
6.2788388095263E+22
n4
2.4955854523711E+30
n5
9.9189467017963E+37
2 √n6304.4405778784
3 √n341.2696788555
4 √n79.400507415749
5 √n33.102334450032
1 , 9 , 81 , 181 , 1629 , 2711 , 14661 , 24399 , 219591 , 490691 , 4416219 , 39745971
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
-39745970 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 39745971 can be divided by 12 positive divisors.
The sum of these divisors (counting 39745971) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10010111100111100110110011
3
Ternary
2202210022020000
4
Quaternary
2113213212303
5
Quinary
40133332341
6
Senary
3535521043
8
Octal
227474663
10
Decimal
39745971
12
Duodecimal
11389183
16
Hexadecimal
25e79b3
20
Vigesimal
c884ib
36
Base36
nnw6r
md5
2bfc537d703c5f547cb5081522a893ba
sha1
bbfcaae2c07f86122d476263885adef7f564a6ef
sha256
7e19e4c5e2daa17b471aa98a68935375fe4889ed0bc5c0b77f26557cfd71ae23
sha512
a92b72685a4c881624ca078531ad290746122bba7d2a7ef03760c1b22a794cee1e1fff9fcb713b9b2661b818921f083a14659e4ededb44313578f53171715a3e
ripemd-160
10e3d4bbc31150a082913adb25c9f3de4afdea9c
Diameter
79491942
Circumference
249731301.00679
Area
4.962906523804E+15
Volume
2.6300738502777E+23
Surface area
1.9851626095216E+16
Circumference
249731301.00679
Perimeter
158983884
Area
1579742210732841
Diagonal
56209291.237888
Surface area
9478453264397046
Volume
6.2788388095263E+22
Space diagonal
68842041.168159
Perimeter
119237913
Area
6.8404844296262E+14
Altitude
34421020.58408
Surface area
6.8404844296262E+14
Volume
7.3996825003222E+21
Height
18736430.412629