38642709 is an odd 8-digits composite number following 38642708
and preceding 38642710 . In scientific notation, it is written as 3.8642709 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 21368880 positive integers (up to 38642709) that are relatively prime to 38642709.
38642709 has 16 divisors, whose sum is 60784640
The reverse of 38642709 is 90724683
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty-eight million six hundred forty-two thousand seven hundred nine
Scientific notation
3.8642709 × 10^7
Engineering notation
3.8642709 × 10^6
Prime Factorization
3 × 7 × 31 × 59359
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38642709
Product of the distinct prime numbers
The prime factorization of 38642709 is 3 × 7 × 31 × 59359.
Since it has a total of 4 prime factors.
10 , 7 , 62 , 82 , 529 , 63 , 8297 , 6663 , 32671 , 15559 , 760481 , 258333 , 9190583 , 1966216 , 10679846 , 747457 , 289118664 , 842779611 , 1454665685 , 2684027717
n×2
77285418
n×3
115928127
n×4
154570836
n×5
193213545
n÷2
19321354.5
n÷3
12880903
n÷3
9660677.25
n÷5
7728541.8
n2
1493258958858681
n3
5.7703571408819E+22
n4
2.2298223182117E+30
n5
8.6166374964361E+37
2 √n
6216.3260049647
3 √n
338.08236791425
4 √n
78.843680818216
5 √n
32.916489562186
1 , 3 , 7 , 21 , 31 , 93 , 217 , 651 , 59359 , 178077 , 415513 , 1246539 , 1840129 , 5520387 , 12880903 , 38642709
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
-38642708
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 38642709 can be divided by 16 positive divisors.
The sum of these divisors (counting 38642709) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010011011010010000010101
3
Ternary
2200201020211110
4
Quaternary
2103122100111
5
Quinary
34343031314
6
Senary
3500125233
8
Octal
223322025
10
Decimal
38642709
12
Duodecimal
10b36819
16
Hexadecimal
24da415
20
Vigesimal
c1a6f9
36
Base36
n08wl
md5
614d53070bc963fcd026b7338e087dfa
sha1
0c1a5c2c1a89c90d0e9d487bfdb78c0f1964ef10
sha256
8e89a73e3e7e69088eb36bfceedbe20f6c2d7dea9998e72edaa279b138822bc6
sha512
b5d23e662c54da0f86f0c3c9c868026d4632d6f7390bfe768a5271208a22878d40304059a27510d1dccc3a9c2d9b3bfc1834d1f3bc942bf88eefc11dd69f7967
ripemd-160
a4f50afcb45decbb58174b57bd9bbf2bd49b8ed4
Diameter
77285418
Circumference
242799301.41842
Area
4.6912113750576E+15
Volume
2.4170815469845E+23
Surface area
1.876484550023E+16
Circumference
242799301.41842
Perimeter
154570836
Area
1493258958858681
Diagonal
54649043.154637
Surface area
8959553753152086
Volume
5.7703571408819E+22
Space diagonal
66931135.330099
Perimeter
115928127
Area
6.4660009640016E+14
Altitude
33465567.66505
Surface area
6.4660009640016E+14
Volume
6.8004311069763E+21
Height
18216347.718212