78397797 is an odd 8-digits composite number following 78397796
and preceding 78397798 . In scientific notation, it is written as 7.8397797 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 51976080 positive integers (up to 78397797) that are relatively prime to 78397797.
78397797 has 8 divisors, whose sum is 105108640
The reverse of 78397797 is 79779387
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-eight million three hundred ninety-seven thousand seven hundred ninety-seven
Scientific notation
7.8397797 × 10^7
Engineering notation
7.8397797 × 10^6
Prime Factorization
3 × 181 × 144379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78397797
Product of the distinct prime numbers
The prime factorization of 78397797 is 3 × 181 × 144379.
Since it has a total of 3 prime factors.
1 , 6 , 7 , 88 , 699 , 206 , 1909 , 3994 , 36822 , 68449 , 344439 , 161575 , 5017888 , 4806477 , 78540041 , 72544248 , 195030256 , 578482095 , 8135805978 , 2244201275
n×2
156795594
n×3
235193391
n×4
313591188
n×5
391988985
n÷2
39198898.5
n÷3
26132599
n÷3
19599449.25
n÷5
15679559.4
n2
6146214574453209
n3
4.8184968252642E+23
n4
3.7775953595221E+31
n5
2.9615515414396E+39
2 √n
8854.2530458532
3 √n
427.99098337484
4 √n
94.097040579676
5 √n
37.919340186379
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
-78397796
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 78397797 can be divided by 8 positive divisors.
The sum of these divisors (counting 78397797) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000100000101100101
3
Ternary
12110112000120010
4
Quaternary
10223010011211
5
Quinary
130032212142
6
Senary
11440200433
8
Octal
453040545
10
Decimal
78397797
12
Duodecimal
22309119
16
Hexadecimal
4ac4165
20
Vigesimal
149je9h
36
Base36
1aoc4l
md5
30b66db5691eb0161ef4bf6f41f924b9
sha1
7e6f172b4a0881ad6e1b515f17df19c67cd8c2bb
sha256
61d6ea3c3b1cfb206ef0e4934b823664072a56d138637792daada8d9c5dc454e
sha512
ebd65483f75e7561f086534ec299222e40563a4d60e42c7ac75a6f24c11e57d019200b088272ca6198a7fd5046ffb52e975775993869f1aaa12346bc286a31c8
ripemd-160
8b58c5e5113364fb42c4551619667097fd3703fc
Diameter
156795594
Circumference
492587886.22565
Area
1.9308902554489E+16
Volume
2.0183672303461E+24
Surface area
7.7235610217955E+16
Circumference
492587886.22565
Perimeter
313591188
Area
6146214574453209
Diagonal
110871227.77757
Surface area
36877287446719254
Volume
4.8184968252642E+23
Space diagonal
135788967.60547
Perimeter
235193391
Area
2.6613889792933E+15
Altitude
67894483.802735
Surface area
2.6613889792933E+15
Volume
5.678652967117E+22
Height
36957075.925858