78164494 is an even 8-digits composite number following 78164493
and preceding 78164495 . In scientific notation, it is written as 7.8164494 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 38707200 positive integers (up to 78164494) that are relatively prime to 78164494.
78164494 has 16 divisors, whose sum is 118378656
The reverse of 78164494 is 49446187
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million one hundred sixty-four thousand four hundred ninety-four
Scientific notation
7.8164494 × 10^7
Engineering notation
7.8164494 × 10^6
Prime Factorization
2 × 241 × 257 × 631
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78164494
Product of the distinct prime numbers
The prime factorization of 78164494 is 2 × 241 × 257 × 631.
Since it has a total of 4 prime factors.
9 , 6 , 81 , 78 , 846 , 962 , 2501 , 5345 , 40960 , 595 , 287788 , 938051 , 9022438 , 589604 , 2257084 , 65438599 , 274755452 , 904687015 , 5991986845 , 6640119685
n×2
156328988
n×3
234493482
n×4
312657976
n×5
390822470
n÷2
39082247
n÷3
26054831.333333
n÷3
19541123.5
n÷5
15632898.8
n2
6109688122276036
n3
4.7756068057552E+23
n4
3.7328288951481E+31
n5
2.9177468177783E+39
2 √n
8841.0686005709
3 √n
427.56601057666
4 √n
94.02695677608
5 √n
37.896744537746
1 , 2 , 241 , 257 , 482 , 514 , 631 , 1262 , 61937 , 123874 , 152071 , 162167 , 304142 , 324334 , 39082247 , 78164494
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78164493
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78164494 can be divided by 16 positive divisors.
The sum of these divisors (counting 78164494) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101010001011001000001110
3
Ternary
12110002011112021
4
Quaternary
10222023020032
5
Quinary
130002230434
6
Senary
11431200354
8
Octal
452131016
10
Decimal
78164494
12
Duodecimal
222160ba
16
Hexadecimal
4a8b20e
20
Vigesimal
148ab4e
36
Base36
1ajc3y
md5
69ceb347d6e0ca0bd6042f4e1b74602d
sha1
36968eb8ed36d6d162b790fa4c15925eb2ba91a1
sha256
83c4c2553dd30baccb73c247980b8a33f4cf74dba31e3c86049a55b9a53a9812
sha512
9f71fef4cf28b38d0f635244be42bdfb87d6de5b4fde4b116043be217d7caf87845c369d098f805e5c8baad4de1aa7b06f620297c57d2ac46e695fc6844e4b6e
ripemd-160
8aabfd7673018d6955d2dd1b1d8bc066b6f1c0b8
Diameter
156328988
Circumference
491122000.24393
Area
1.9194151320667E+16
Volume
2.0004015009858E+24
Surface area
7.6776605282669E+16
Circumference
491122000.24393
Perimeter
312657976
Area
6109688122276036
Diagonal
110541287.51083
Surface area
36658128733656216
Volume
4.7756068057552E+23
Space diagonal
135384874.95591
Perimeter
234493482
Area
2.6455725615455E+15
Altitude
67692437.477956
Surface area
2.6455725615455E+15
Volume
5.6281065943835E+22
Height
36847095.836943