78908055 is an odd 8-digits composite number following 78908054
and preceding 78908056 . In scientific notation, it is written as 7.8908055 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors.
There are 40085760 positive integers (up to 78908055) that are relatively prime to 78908055.
78908055 has 32 divisors, whose sum is 132295680
The reverse of 78908055 is 55080987
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million nine hundred eight thousand fifty-five
Scientific notation
7.8908055 × 10^7
Engineering notation
7.8908055 × 10^6
Prime Factorization
5 × 3 × 23 × 521 × 439
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
78908055
Product of the distinct prime numbers
The prime factorization of 78908055 is 5 × 3 × 23 × 521 × 439.
Since it has a total of 5 prime factors.
7 , 6 , 59 , 26 , 995 , 594 , 8252 , 1899 , 4686 , 55634 , 300694 , 494629 , 6614778 , 8897665 , 29418234 , 23463875 , 150792083 , 286236088 , 9243782953 , 8479849188
n×2
157816110
n×3
236724165
n×4
315632220
n×5
394540275
n÷2
39454027.5
n÷3
26302685
n÷3
19727013.75
n÷5
15781611
n2
6226481143883025
n3
4.9131951655798E+23
n4
3.8769067435131E+31
n5
3.05919170547E+39
2 √n
8883.0206011244
3 √n
428.91751338698
4 √n
94.249777724536
5 √n
37.96857235971
1 , 3 , 5 , 15 , 23 , 69 , 115 , 345 , 439 , 521 , 1317 , 1563 , 2195 , 2605 , 6585 , 7815 , 10097 , 11983 , 30291 , 35949 , 50485 , 59915 , 151455 , 179745 , 228719 , 686157 , 1143595 , 3430785 , 5260537 , 15781611 , 26302685 , 78908055
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78908054
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78908055 can be divided by 32 positive divisors.
The sum of these divisors (counting 78908055) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101101000000101010010111
3
Ternary
12111110221111120
4
Quaternary
10231000222113
5
Quinary
130200024210
6
Senary
11455135023
8
Octal
455005227
10
Decimal
78908055
12
Duodecimal
22514473
16
Hexadecimal
4b40a97
20
Vigesimal
14d3a2f
36
Base36
1az9uf
md5
eaee28f4f29c6595f263284b705745c8
sha1
7a2f421e471740cf67f27a79a1c0f575557951f8
sha256
5e84849d040900e14add013ef1cce90adc2c933a27bb2f103ec9d9ad9f4c058f
sha512
981c5c08123df0478996e590ec46f86119d0b627c37f74a08b93eddc7979c2f9e7c6572f969355de8b33f7a934a96b27b38940809ae2687a030e749015547e6e
ripemd-160
f35f6a4e8909922f1eeecdf12f38a0d062367ba3
Diameter
157816110
Circumference
495793931.79412
Area
1.9561067419338E+16
Volume
2.0580343783785E+24
Surface area
7.8244269677353E+16
Circumference
495793931.79412
Perimeter
315632220
Area
6226481143883025
Diagonal
111592841.56148
Surface area
37358886863298150
Volume
4.9131951655798E+23
Space diagonal
136672760.38644
Perimeter
236724165
Area
2.6961454233937E+15
Altitude
68336380.19322
Surface area
2.6961454233937E+15
Volume
5.7902560314575E+22
Height
37197613.853827