78349845 is an odd 8-digits composite number following 78349844
and preceding 78349846 . In scientific notation, it is written as 7.8349845 × 10^7.
The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors.
There are 34258752 positive integers (up to 78349845) that are relatively prime to 78349845.
78349845 has 32 divisors, whose sum is 149501952
The reverse of 78349845 is 54894387
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million three hundred forty-nine thousand eight hundred forty-five
Scientific notation
7.8349845 × 10^7
Engineering notation
7.8349845 × 10^6
Prime Factorization
3 × 23 × 5 × 7 × 32443
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
78349845
Product of the distinct prime numbers
The prime factorization of 78349845 is 3 × 23 × 5 × 7 × 32443.
Since it has a total of 5 prime factors.
2 , 8 , 23 , 69 , 788 , 81 , 782 , 1029 , 27430 , 33229 , 14745 , 936538 , 8548585 , 998799 , 23366865 , 55705979 , 280734176 , 599090216 , 537206622 , 2150811791
n×2
156699690
n×3
235049535
n×4
313399380
n×5
391749225
n÷2
39174922.5
n÷3
26116615
n÷3
19587461.25
n÷5
15669969
n2
6138698211524025
n3
4.8096605337468E+23
n4
3.7683615732168E+31
n5
2.9525054516549E+39
2 √n
8851.5447804324
3 √n
427.90370537238
4 √n
94.082648668245
5 √n
37.914700379393
1 , 3 , 5 , 7 , 15 , 21 , 23 , 35 , 69 , 105 , 115 , 161 , 345 , 483 , 805 , 2415 , 32443 , 97329 , 162215 , 227101 , 486645 , 681303 , 746189 , 1135505 , 2238567 , 3406515 , 3730945 , 5223323 , 11192835 , 15669969 , 26116615 , 78349845
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78349844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78349845 can be divided by 32 positive divisors.
The sum of these divisors (counting 78349845) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101010111000011000010101
3
Ternary
12110102120210010
4
Quaternary
10222320120111
5
Quinary
130024143340
6
Senary
11435150433
8
Octal
452703025
10
Decimal
78349845
12
Duodecimal
222a5419
16
Hexadecimal
4ab8615
20
Vigesimal
149dec5
36
Base36
1anb4l
md5
fd6552a5c268fa2a435e8cefb2ace69d
sha1
164872ae695996d7a749c3f734014bae20700a9f
sha256
c53b28005e3a1044d2692e4b35a8910016ca4903df571ce12581811b2d2d4a32
sha512
dc296802339283033253f65f57877f06054e7fad253c0c27865f2706c7e3726329fe2cfa8748325e109cf3b8a0b8306f95a7f098b909540004095117ae2d8716
ripemd-160
900def6588c1ed51ff0a4978665a2829d82dab3f
Diameter
156699690
Circumference
492286594.9238
Area
1.9285289203929E+16
Volume
2.0146658932106E+24
Surface area
7.7141156815715E+16
Circumference
492286594.9238
Perimeter
313399380
Area
6138698211524025
Diagonal
110803413.40883
Surface area
36832189269144150
Volume
4.8096605337468E+23
Space diagonal
135705912.30515
Perimeter
235049535
Area
2.658134298673E+15
Altitude
67852956.152573
Surface area
2.658134298673E+15
Volume
5.6682392976962E+22
Height
36934471.136277