78889655 is an odd 8-digits composite number following 78889654
and preceding 78889656 . In scientific notation, it is written as 7.8889655 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 55723008 positive integers (up to 78889655) that are relatively prime to 78889655.
78889655 has 8 divisors, whose sum is 85698480
The reverse of 78889655 is 55698887
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-eight million eight hundred eighty-nine thousand six hundred fifty-five
Scientific notation
7.8889655 × 10^7
Engineering notation
7.8889655 × 10^6
Prime Factorization
115 × 13 × 52769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78889655
Product of the distinct prime numbers
The prime factorization of 78889655 is 115 × 13 × 52769.
Since it has a total of 3 prime factors.
9 , 6 , 100 , 94 , 197 , 511 , 4840 , 1281 , 78996 , 55022 , 170922 , 100832 , 8618433 , 4763724 , 47625737 , 74552087 , 243634975 , 945679651 , 1271669176 , 4328592016
n×2
157779310
n×3
236668965
n×4
315558620
n×5
394448275
n÷2
39444827.5
n÷3
26296551.666667
n÷3
19722413.75
n÷5
15777931
n2
6223577666019025
n3
4.9097589493795E+23
n4
3.8732918964971E+31
n5
3.0556266142895E+39
2 √n
8881.9848570013
3 √n
428.88417206858
4 √n
94.244282887618
5 √n
37.966801471039
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78889654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78889655 can be divided by 8 positive divisors.
The sum of these divisors (counting 78889655) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111100001010110111
3
Ternary
12111110000021002
4
Quaternary
10230330022313
5
Quinary
130143432110
6
Senary
11454513515
8
Octal
454741267
10
Decimal
78889655
12
Duodecimal
2250589b
16
Hexadecimal
4b3c2b7
20
Vigesimal
14d142f
36
Base36
1ayvnb
md5
551a0f58ea260a01aafc04d7e2097d79
sha1
5270ca5cdf2c2180ae64ca9e2062390bbec95d80
sha256
f5b3768de3169e83d1cb533b4fb8c17e555f947f7a55ac512ce5733be4d89087
sha512
64370b61609fbd19f9cc680cd2c48cbba0de17164a53b5392a015fa4796b192a4c985e6d4192c1de2db5d30979bdf6d15020aa42a2dc0ce5ee8db38521a77881
ripemd-160
985e55dcc2dce2bd796f84f8af91ea91d46291f8
Diameter
157779310
Circumference
495678321.18447
Area
1.9551945874611E+16
Volume
2.0565950195023E+24
Surface area
7.8207783498444E+16
Circumference
495678321.18447
Perimeter
315558620
Area
6223577666019025
Diagonal
111566820.03193
Surface area
37341465996114150
Volume
4.9097589493795E+23
Space diagonal
136640890.65158
Perimeter
236668965
Area
2.694888180599E+15
Altitude
68320445.32579
Surface area
2.694888180599E+15
Volume
5.7862064118293E+22
Height
37188940.010645