78490213 is an odd 8-digits composite number following 78490212
and preceding 78490214 . In scientific notation, it is written as 7.8490213 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 77307360 positive integers (up to 78490213) that are relatively prime to 78490213.
78490213 has 8 divisors, whose sum is 79678080
The reverse of 78490213 is 31209487
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-eight million four hundred ninety thousand two hundred thirteen
Scientific notation
7.8490213 × 10^7
Engineering notation
7.8490213 × 10^6
Prime Factorization
79 × 521 × 1907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78490213
Product of the distinct prime numbers
The prime factorization of 78490213 is 79 × 521 × 1907.
Since it has a total of 3 prime factors.
7 , 7 , 62 , 18 , 703 , 596 , 8189 , 4654 , 35009 , 46233 , 164095 , 491121 , 914006 , 4210746 , 56332755 , 19467463 , 62500129 , 71675199 , 5106757983 , 705807419
n×2
156980426
n×3
235470639
n×4
313960852
n×5
392451065
n÷2
39245106.5
n÷3
26163404.333333
n÷3
19622553.25
n÷5
15698042.6
n2
6160713536785369
n3
4.8355571773427E+23
n4
3.795439128233E+31
n5
2.9790482560355E+39
2 √n
8859.4702437561
3 √n
428.15909049227
4 √n
94.124758930667
5 √n
37.928275903094
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
-78490212
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 78490213 can be divided by 8 positive divisors.
The sum of these divisors (counting 78490213) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011011010101001100101
3
Ternary
12110200201022221
4
Quaternary
10223122221211
5
Quinary
130043141323
6
Senary
11442152341
8
Octal
453325145
10
Decimal
78490213
12
Duodecimal
223526b1
16
Hexadecimal
4adaa65
20
Vigesimal
14ab5ad
36
Base36
1aqbfp
md5
fbba53095d1a2ee2853cc399af6f2fb9
sha1
67783e8f89f1bd96a2c0a75a220aec9c30d1bfd5
sha256
465617bb691c3519f797f59cd0b086104a80a64ecf26616f820328b76d5b6f60
sha512
2a558d9b111886b96347980638f9a0c7669fb13d86c46d0482eadf6676a42656c77cfbb551d5fbc27c50e144b1b158258af5a3adf8112b152c72f9f541f43c4c
ripemd-160
edcbf174e66f8d0181ac56fbb27f42327658f406
Diameter
156980426
Circumference
493168553.079
Area
1.9354452388036E+16
Volume
2.0255134539138E+24
Surface area
7.7417809552144E+16
Circumference
493168553.079
Perimeter
313960852
Area
6160713536785369
Diagonal
111001923.73815
Surface area
36964281220712214
Volume
4.8355571773427E+23
Space diagonal
135949036.8129
Perimeter
235470639
Area
2.6676672141474E+15
Altitude
67974518.406452
Surface area
2.6676672141474E+15
Volume
5.6987587848571E+22
Height
37000641.246051