78689969 is an odd 8-digits composite number following 78689968
and preceding 78689970 . In scientific notation, it is written as 7.8689969 × 10^7.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 75186496 positive integers (up to 78689969) that are relatively prime to 78689969.
78689969 has 8 divisors, whose sum is 82200960
The reverse of 78689969 is 96998687
Previous prime number is 2129
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-eight million six hundred eighty-nine thousand nine hundred sixty-nine
Scientific notation
7.8689969 × 10^7
Engineering notation
7.8689969 × 10^6
Prime Factorization
23 × 2129 × 1607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78689969
Product of the distinct prime numbers
The prime factorization of 78689969 is 23 × 2129 × 1607.
Since it has a total of 3 prime factors.
6 , 5 , 38 , 43 , 631 , 51 , 6223 , 5691 , 65814 , 15289 , 224712 , 629708 , 617907 , 5911932 , 76738901 , 2875089 , 269055547 , 269818557 , 4677335162 , 3309878141
n×2
157379938
n×3
236069907
n×4
314759876
n×5
393449845
n÷2
39344984.5
n÷3
26229989.666667
n÷3
19672492.25
n÷5
15737993.8
n2
6192111221220961
n3
4.8725704004243E+23
n4
3.8342241375971E+31
n5
3.0171497852656E+39
2 √n
8870.73666614
3 √n
428.52200153261
4 √n
94.184588262305
5 √n
37.947561618941
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
-78689968
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 78689969 can be divided by 8 positive divisors.
The sum of these divisors (counting 78689969) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100001011011010110001
3
Ternary
12111001212100022
4
Quaternary
10230023122301
5
Quinary
130121034334
6
Senary
11450333225
8
Octal
454133261
10
Decimal
78689969
12
Duodecimal
2242a215
16
Hexadecimal
4b0b6b1
20
Vigesimal
14bg4i9
36
Base36
1aulkh
md5
3448970a0223ca410c54aafc35b76ba5
sha1
077a581edbdc538fa7d3018f3113cf5eb07780e4
sha256
4cfe5c9e7e5e18fde8eaf336566f15ef7ecb856584d2804435cfc6886ff29859
sha512
e843638ce266663cdf89783e63baf2f344ab5fa151d08c8d36f910bc96bebe414256206dcd0e5d6ce39d6a930a411e5d1fc3c47b8eb4ebbc0cd533815174ffca
ripemd-160
c38b20e3687e0b932c51bd9cd14fb6f8311c7c8a
Diameter
157379938
Circumference
494423657.04322
Area
1.9453091122799E+16
Volume
2.0410175165429E+24
Surface area
7.7812364491195E+16
Circumference
494423657.04322
Perimeter
314759876
Area
6192111221220961
Diagonal
111284421.38252
Surface area
37152667327325766
Volume
4.8725704004243E+23
Space diagonal
136295024.35402
Perimeter
236069907
Area
2.681262810318E+15
Altitude
68147512.17701
Surface area
2.681262810318E+15
Volume
5.7423792865815E+22
Height
37094807.127506