78356481 is an odd 8-digits composite number following 78356480
and preceding 78356482 . In scientific notation, it is written as 7.8356481 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 44697600 positive integers (up to 78356481) that are relatively prime to 78356481.
78356481 has 8 divisors, whose sum is 82229928
The reverse of 78356481 is 18465387
Previous prime number is 641
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million three hundred fifty-six thousand four hundred eighty-one
Scientific notation
7.8356481 × 10^7
Engineering notation
7.8356481 × 10^6
Prime Factorization
21 × 641 × 5821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78356481
Product of the distinct prime numbers
The prime factorization of 78356481 is 21 × 641 × 5821.
Since it has a total of 3 prime factors.
2 , 4 , 48 , 2 , 237 , 551 , 1805 , 2298 , 84643 , 4610 , 175035 , 97264 , 8377068 , 8304417 , 66187865 , 81673396 , 49489521 , 424223516 , 1850418037 , 4739528636
n×2
156712962
n×3
235069443
n×4
313425924
n×5
391782405
n÷2
39178240.5
n÷3
26118827
n÷3
19589120.25
n÷5
15671296.2
n2
6139738114703361
n3
4.8108827292973E+23
n4
3.7696384117141E+31
n5
2.9537560058435E+39
2 √n
8851.9196223192
3 √n
427.91578575716
4 √n
94.084640735453
5 √n
37.915342610219
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78356480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78356481 can be divided by 8 positive divisors.
The sum of these divisors (counting 78356481) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010111010000000000001
3
Ternary
12110102220212220
4
Quaternary
10222322000001
5
Quinary
130024401411
6
Senary
11435241253
8
Octal
452720001
10
Decimal
78356481
12
Duodecimal
222a9229
16
Hexadecimal
4aba001
20
Vigesimal
149eb41
36
Base36
1ang8x
md5
2299719df2913bdd973b944914f2a888
sha1
a606e4292289cd05b4e5f3a66d688d50c6151f8c
sha256
c0f4524835d61cf010db2261145280a2cf9e166da6222c8ba62b5b45b35d14e0
sha512
fcfb01ca912744f3aef051ec130e7fec87a7aaa156d16afa585bc58f23b9edc096c85e01b819642540d651427e2deee5ac19800daf79fdf585acc96e20c9062a
ripemd-160
27c49f4df954ab5a620adb79d8a4ce73c43a7b69
Diameter
156712962
Circumference
492328290.1415
Area
1.9288556156117E+16
Volume
2.0151778452857E+24
Surface area
7.7154224624469E+16
Circumference
492328290.1415
Perimeter
313425924
Area
6139738114703361
Diagonal
110812798.13003
Surface area
36838428688220166
Volume
4.8108827292973E+23
Space diagonal
135717406.19431
Perimeter
235069443
Area
2.6585845899583E+15
Altitude
67858703.097153
Surface area
2.6585845899583E+15
Volume
5.6696796689656E+22
Height
36937599.376677