78889489 is an odd 8-digits composite number following 78889488
and preceding 78889490 . In scientific notation, it is written as 7.8889489 × 10^7.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 67579056 positive integers (up to 78889489) that are relatively prime to 78889489.
78889489 has 8 divisors, whose sum is 90213440
The reverse of 78889489 is 98498887
Previous prime number is 3019
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-eight million eight hundred eighty-nine thousand four hundred eighty-nine
Scientific notation
7.8889489 × 10^7
Engineering notation
7.8889489 × 10^6
Prime Factorization
7 × 3019 × 3733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78889489
Product of the distinct prime numbers
The prime factorization of 78889489 is 7 × 3019 × 3733.
Since it has a total of 3 prime factors.
3 , 3 , 80 , 89 , 106 , 166 , 297 , 2394 , 7777 , 18962 , 370121 , 607851 , 534352 , 1786500 , 62698702 , 13229914 , 680034769 , 568538339 , 4282638938 , 6060717721
n×2
157778978
n×3
236668467
n×4
315557956
n×5
394447445
n÷2
39444744.5
n÷3
26296496.333333
n÷3
19722372.25
n÷5
15777897.8
n2
6223551474681121
n3
4.9097279560279E+23
n4
3.8732592958006E+31
n5
3.0555944661021E+39
2 √n
8881.9755122383
3 √n
428.88387124831
4 √n
94.244233310258
5 √n
37.96678549304
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
-78889488
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 78889489 can be divided by 8 positive divisors.
The sum of these divisors (counting 78889489) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111100001000010001
3
Ternary
12111110000000221
4
Quaternary
10230330020101
5
Quinary
130143430424
6
Senary
11454513041
8
Octal
454741021
10
Decimal
78889489
12
Duodecimal
22505781
16
Hexadecimal
4b3c211
20
Vigesimal
14d13e9
36
Base36
1ayvip
md5
252ec456e4e811843d718b6a43f89659
sha1
90f0bbad6109107d42067f917319e7abd3aa1d4d
sha256
ae4ecd50bfcbbef0838343dc0ae3c71e8e23cdb74d2c277248bedf1ea2c4cf8d
sha512
10ec74d13a739068466916d5eeb762109adae2327ea91a1f425015bfb4de7ea26270b3c7f775d999a8896975e2aad65f6e543646e481b8739ca517f8e526934f
ripemd-160
cc1c7c07da346e446fac475ecc8f6971422b0f70
Diameter
157778978
Circumference
495677278.17571
Area
1.9551863592096E+16
Volume
2.0565820370376E+24
Surface area
7.8207454368385E+16
Circumference
495677278.17571
Perimeter
315557956
Area
6223551474681121
Diagonal
111566585.27248
Surface area
37341308848086726
Volume
4.9097279560279E+23
Space diagonal
136640603.13115
Perimeter
236668467
Area
2.694876839417E+15
Altitude
68320301.565573
Surface area
2.694876839417E+15
Volume
5.7861698858142E+22
Height
37188861.757494