78392661 is an odd 8-digits composite number following 78392660
and preceding 78392662 . In scientific notation, it is written as 7.8392661 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 49069568 positive integers (up to 78392661) that are relatively prime to 78392661.
78392661 has 16 divisors, whose sum is 110937600
The reverse of 78392661 is 16629387
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million three hundred ninety-two thousand six hundred sixty-one
Scientific notation
7.8392661 × 10^7
Engineering notation
7.8392661 × 10^6
Prime Factorization
3 × 17 × 479 × 3209
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78392661
Product of the distinct prime numbers
The prime factorization of 78392661 is 3 × 17 × 479 × 3209.
Since it has a total of 4 prime factors.
10 , 7 , 37 , 72 , 802 , 328 , 4257 , 1072 , 58124 , 64977 , 385199 , 894714 , 2475918 , 3702589 , 25762437 , 79078999 , 121047116 , 217492066 , 5819110029 , 5110682488
n×2
156785322
n×3
235177983
n×4
313570644
n×5
391963305
n÷2
39196330.5
n÷3
26130887
n÷3
19598165.25
n÷5
15678532.2
n2
6145409298660921
n3
4.8175498785617E+23
n4
3.7766055448068E+31
n5
2.9605815820476E+39
2 √n
8853.9630109912
3 √n
427.98163698256
4 √n
94.095499419426
5 √n
37.918843338656
1 , 3 , 17 , 51 , 479 , 1437 , 3209 , 8143 , 9627 , 24429 , 54553 , 163659 , 1537111 , 4611333 , 26130887 , 78392661
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
-78392660
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 78392661 can be divided by 16 positive divisors.
The sum of these divisors (counting 78392661) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011000010110101010101
3
Ternary
12110111202111220
4
Quaternary
10223002311111
5
Quinary
130032031121
6
Senary
11440120553
8
Octal
453026525
10
Decimal
78392661
12
Duodecimal
22306159
16
Hexadecimal
4ac2d55
20
Vigesimal
149j1d1
36
Base36
1ao85x
md5
aa40409eff661f8653dcb6417310ec04
sha1
cec1fe4d327574a6828d8c664686b7c9e9547fef
sha256
4092a75ead9daaf00c4a881834d81cd0d6d00f42a73cb3b5e6129a4ab6591461
sha512
fa8642241df107713b1009b8d7d95280d79ed66c1f1899decc048409a4cc5dfc01ff6c785446316c5b057735a046c7be25695752a0f9cf6bb401da5771c1ee37
ripemd-160
abaf974ae35966ba643d8983dcf1a822c558af7a
Diameter
156785322
Circumference
492555615.78591
Area
1.9306372705976E+16
Volume
2.0179705742389E+24
Surface area
7.7225490823902E+16
Circumference
492555615.78591
Perimeter
313570644
Area
6145409298660921
Diagonal
110863964.37672
Surface area
36872455791965526
Volume
4.8175498785617E+23
Space diagonal
135780071.79252
Perimeter
235177983
Area
2.6610402846467E+15
Altitude
67890035.896262
Surface area
2.6610402846467E+15
Volume
5.6775369797257E+22
Height
36954654.792239