78869788 is an even 8-digits composite number following 78869787
and preceding 78869789 . In scientific notation, it is written as 7.8869788 × 10^7.
The sum of its digits is 61. It has a total of 4 prime factors and 12 positive divisors.
There are 39260720 positive integers (up to 78869788) that are relatively prime to 78869788.
78869788 has 12 divisors, whose sum is 138631752
The reverse of 78869788 is 88796887
Previous prime number is 227
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-eight million eight hundred sixty-nine thousand seven hundred eighty-eight
Scientific notation
7.8869788 × 10^7
Engineering notation
7.8869788 × 10^6
Prime Factorization
2 × 2 × 227 × 86861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39434894
Product of the distinct prime numbers
The prime factorization of 78869788 is 2 × 2 × 227 × 86861.
Since it has a total of 4 prime factors.
4 , 8 , 12 , 80 , 609 , 451 , 8984 , 1631 , 16932 , 79133 , 258963 , 170735 , 4165851 , 5822175 , 95662566 , 95375929 , 94279585 , 123112749 , 4352894338 , 9572609860
n×2
157739576
n×3
236609364
n×4
315479152
n×5
394348940
n÷2
39434894
n÷3
26289929.333333
n÷3
19717447
n÷5
15773957.6
n2
6220443459164944
n3
4.9060505689033E+23
n4
3.8693916828668E+31
n5
3.0517810171667E+39
2 √n
8880.8663991753
3 √n
428.84816668357
4 √n
94.238348877595
5 √n
37.964889021459
1 , 2 , 4 , 227 , 454 , 908 , 86861 , 173722 , 347444 , 19717447 , 39434894 , 78869788
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
-78869787
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 78869788 can be divided by 12 positive divisors.
The sum of these divisors (counting 78869788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101100110111010100011100
3
Ternary
12111102000000021
4
Quaternary
10230313110130
5
Quinary
130142313123
6
Senary
11454241524
8
Octal
454672434
10
Decimal
78869788
12
Duodecimal
224b62a4
16
Hexadecimal
4b3751c
20
Vigesimal
14cie98
36
Base36
1aygbg
md5
9272735de705b80e117c6127f81b3c2e
sha1
1ca2ae7a2a3b5e991592f30636937bd888baad6a
sha256
aa99dd187de961d53a59b9903ed311d5c705c193c390c9065c1e61d3e2c4a355
sha512
9884eac5f40ccdd5ac496027c1f330d7bdc665162910ef11a0cb6b9427d00aae3563eb7399e8fbe26bdc496baedf0ad930dfded4319b12f52f964524b939f82a
ripemd-160
505e0b33cbf60c9fbd8a0910601f2f54c56a0c03
Diameter
157739576
Circumference
495553493.14197
Area
1.9542099473383E+16
Volume
2.0550416567209E+24
Surface area
7.8168397893533E+16
Circumference
495553493.14197
Perimeter
315479152
Area
6220443459164944
Diagonal
111538723.85109
Surface area
37322660754989664
Volume
4.9060505689033E+23
Space diagonal
136606479.99819
Perimeter
236609364
Area
2.6935310292208E+15
Altitude
68303239.999093
Surface area
2.6935310292208E+15
Volume
5.781836043526E+22
Height
37179574.61703