78164788 is an even 8-digits composite number following 78164787
and preceding 78164789 . In scientific notation, it is written as 7.8164788 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 36076032 positive integers (up to 78164788) that are relatively prime to 78164788.
78164788 has 12 divisors, whose sum is 147310660
The reverse of 78164788 is 88746187
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million one hundred sixty-four thousand seven hundred eighty-eight
Scientific notation
7.8164788 × 10^7
Engineering notation
7.8164788 × 10^6
Prime Factorization
2 × 2 × 13 × 1503169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39082394
Product of the distinct prime numbers
The prime factorization of 78164788 is 2 × 2 × 13 × 1503169.
Since it has a total of 4 prime factors.
2 , 5 , 18 , 6 , 563 , 379 , 1418 , 5976 , 56345 , 582 , 623010 , 77845 , 8138947 , 3388636 , 9858307 , 89550264 , 973779915 , 553582905 , 5138538511 , 8507724077
n×2
156329576
n×3
234494364
n×4
312659152
n×5
390823940
n÷2
39082394
n÷3
26054929.333333
n÷3
19541197
n÷5
15632957.6
n2
6109734083084944
n3
4.7756606934071E+23
n4
3.732885056601E+31
n5
2.9178016907758E+39
2 √n
8841.0852275046
3 √n
427.5665466438
4 √n
94.02704519182
5 √n
37.896773045897
1 , 2 , 4 , 13 , 26 , 52 , 1503169 , 3006338 , 6012676 , 19541197 , 39082394 , 78164788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78164787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78164788 can be divided by 12 positive divisors.
The sum of these divisors (counting 78164788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010001011001100110100
3
Ternary
12110002011221011
4
Quaternary
10222023030310
5
Quinary
130002233123
6
Senary
11431202004
8
Octal
452131464
10
Decimal
78164788
12
Duodecimal
22216304
16
Hexadecimal
4a8b334
20
Vigesimal
148abj8
36
Base36
1ajcc4
md5
59b74c70be62e84a6eca55bde3443074
sha1
e0ad6445cecc976a51a50c5ee99873844265ea0a
sha256
1bbd7ef5f5c7a41b859672761255d81114fe181c9bbd274453b16dfcaef35c1f
sha512
848619c532e2413cc2ee50630a4648c8af73461c499d9c63077d05f43d662692af06f6aeb4bb2a951d0793c00d80320ac24418b8b668a52feb18737d9d52a189
ripemd-160
73efa1b8a88c53dba8753821958b858aa0635412
Diameter
156329576
Circumference
491123847.50041
Area
1.9194295710807E+16
Volume
2.0004240733927E+24
Surface area
7.6777182843227E+16
Circumference
491123847.50041
Perimeter
312659152
Area
6109734083084944
Diagonal
110541703.28962
Surface area
36658404498509664
Volume
4.7756606934071E+23
Space diagonal
135385384.17885
Perimeter
234494364
Area
2.6455924631596E+15
Altitude
67692692.089425
Surface area
2.6455924631596E+15
Volume
5.6281701015903E+22
Height
36847234.429873