78486512 is an even 8-digits composite number following 78486511
and preceding 78486513 . In scientific notation, it is written as 7.8486512 × 10^7.
The sum of its digits is 41. It has a total of 6 prime factors and 20 positive divisors.
There are 36224448 positive integers (up to 78486512) that are relatively prime to 78486512.
78486512 has 20 divisors, whose sum is 163765560
The reverse of 78486512 is 21568487
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-eight million four hundred eighty-six thousand five hundred twelve
Scientific notation
7.8486512 × 10^7
Engineering notation
7.8486512 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 13 × 377339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9810814
Product of the distinct prime numbers
The prime factorization of 78486512 is 2 × 2 × 2 × 2 × 13 × 377339.
Since it has a total of 6 prime factors.
6 , 3 , 37 , 72 , 267 , 64 , 3285 , 8885 , 51496 , 17368 , 245558 , 602435 , 4188711 , 5847638 , 76239862 , 82362513 , 670634341 , 465025252 , 9519105311 , 7467682981
n×2
156973024
n×3
235459536
n×4
313946048
n×5
392432560
n÷2
39243256
n÷3
26162170.666667
n÷3
19621628
n÷5
15697302.4
n2
6160132565926144
n3
4.8348731855715E+23
n4
3.7947233229784E+31
n5
2.9783459762562E+39
2 √n
8859.2613687598
3 √n
428.15236081376
4 √n
94.123649359552
5 √n
37.927918214686
1 , 2 , 4 , 8 , 13 , 16 , 26 , 52 , 104 , 208 , 377339 , 754678 , 1509356 , 3018712 , 4905407 , 6037424 , 9810814 , 19621628 , 39243256 , 78486512
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78486511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78486512 can be divided by 20 positive divisors.
The sum of these divisors (counting 78486512) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101011011001101111110000
3
Ternary
12110200112020212
4
Quaternary
10223121233300
5
Quinary
130043032022
6
Senary
11442123252
8
Octal
453315760
10
Decimal
78486512
12
Duodecimal
22350528
16
Hexadecimal
4ad9bf0
20
Vigesimal
14aag5c
36
Base36
1aq8kw
md5
9d8c07d3e4e623a0bed159ce4ce6bb22
sha1
3815eac8ba31095cc8d89a3239a58862de8fa042
sha256
256276793e49cb8624a7442f26226e59ddc596c936e7ceea1753ac30a81cc292
sha512
19f5a1d66f7d6922a0c2e5d29ee8b61f4c41631ac664cea0603150c7d7d7dfc94ed831386bbbd8943807399071cde662672aef9757c981bcdb4639498735c619
ripemd-160
a0efe6a1564528c4624bdac3397625ceb86697f0
Diameter
156973024
Circumference
493145299.01017
Area
1.9352627214253E+16
Volume
2.0252269441106E+24
Surface area
7.7410508857011E+16
Circumference
493145299.01017
Perimeter
313946048
Area
6160132565926144
Diagonal
110996689.73376
Surface area
36960795395556864
Volume
4.8348731855715E+23
Space diagonal
135942626.49286
Perimeter
235459536
Area
2.6674156463859E+15
Altitude
67971313.246432
Surface area
2.6674156463859E+15
Volume
5.6979526928244E+22
Height
36998896.57792