78907568 is an even 8-digits composite number following 78907567
and preceding 78907569 . In scientific notation, it is written as 7.8907568 × 10^7.
The sum of its digits is 50. It has a total of 6 prime factors and 20 positive divisors.
There are 39409344 positive integers (up to 78907568) that are relatively prime to 78907568.
78907568 has 20 divisors, whose sum is 153055680
The reverse of 78907568 is 86570987
Previous prime number is 1109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-eight million nine hundred seven thousand five hundred sixty-eight
Scientific notation
7.8907568 × 10^7
Engineering notation
7.8907568 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1109 × 4447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9863446
Product of the distinct prime numbers
The prime factorization of 78907568 is 2 × 2 × 2 × 2 × 1109 × 4447.
Since it has a total of 6 prime factors.
2 , 1 , 61 , 90 , 101 , 104 , 3590 , 1749 , 7600 , 78964 , 947086 , 921406 , 3305022 , 5895368 , 75120382 , 79215362 , 489905271 , 790305347 , 5890749920 , 8326325405
n×2
157815136
n×3
236722704
n×4
315630272
n×5
394537840
n÷2
39453784
n÷3
26302522.666667
n÷3
19726892
n÷5
15781513.6
n2
6226404287674624
n3
4.9131041972518E+23
n4
3.8768110353573E+31
n5
3.0590973039561E+39
2 √n
8882.9931892353
3 √n
428.91663099604
4 √n
94.249632302918
5 √n
37.968525493163
1 , 2 , 4 , 8 , 16 , 1109 , 2218 , 4436 , 4447 , 8872 , 8894 , 17744 , 17788 , 35576 , 71152 , 4931723 , 9863446 , 19726892 , 39453784 , 78907568
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
-78907567
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 78907568 can be divided by 20 positive divisors.
The sum of these divisors (counting 78907568) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101101000000100010110000
3
Ternary
12111110220211112
4
Quaternary
10231000202300
5
Quinary
130200020233
6
Senary
11455132452
8
Octal
455004260
10
Decimal
78907568
12
Duodecimal
22514128
16
Hexadecimal
4b408b0
20
Vigesimal
14d38i8
36
Base36
1az9gw
md5
edfeb3974fc96cdb914acc662fe11255
sha1
eea1246cd40871f02b956315421cddd0d273862c
sha256
11f877c45fffc3638f56ea648d949f0f8001167c74aff9f46df10dae150eb262
sha512
560b3ad32aa295ddd235b2842f82e8cad003b420cc898a9201ed71ced21023d265efa39ae0e0474730eb68d2362cc7f00dc7ef1f8038ad1f82e97cf1725256f1
ripemd-160
657a9ee0fff6d925bac8939d38f803896814f3cd
Diameter
157815136
Circumference
495790871.88287
Area
1.9560825968439E+16
Volume
2.0579962736543E+24
Surface area
7.8243303873754E+16
Circumference
495790871.88287
Perimeter
315630272
Area
6226404287674624
Diagonal
111592152.83948
Surface area
37358425726047744
Volume
4.9131041972518E+23
Space diagonal
136671916.8777
Perimeter
236722704
Area
2.6961121436793E+15
Altitude
68335958.438848
Surface area
2.6961121436793E+15
Volume
5.7901488242547E+22
Height
37197384.279826