78897249 is an odd 8-digits composite number following 78897248
and preceding 78897250 . In scientific notation, it is written as 7.8897249 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 52503552 positive integers (up to 78897249) that are relatively prime to 78897249.
78897249 has 8 divisors, whose sum is 87821320
The reverse of 78897249 is 94279887
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million eight hundred ninety-seven thousand two hundred forty-nine
Scientific notation
7.8897249 × 10^7
Engineering notation
7.8897249 × 10^6
Prime Factorization
9 × 577 × 15193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78897249
Product of the distinct prime numbers
The prime factorization of 78897249 is 9 × 577 × 15193.
Since it has a total of 3 prime factors.
6 , 10 , 32 , 47 , 526 , 272 , 3720 , 6619 , 92172 , 56563 , 246972 , 491943 , 6828773 , 8224941 , 10082811 , 756414 , 721995678 , 676192798 , 8116827330 , 1868168163
n×2
157794498
n×3
236691747
n×4
315588996
n×5
394486245
n÷2
39448624.5
n÷3
26299083
n÷3
19724312.25
n÷5
15779449.8
n2
6224775899768001
n3
4.9111769413319E+23
n4
3.8747835002333E+31
n5
3.0570975863899E+39
2 √n
8882.4123412505
3 √n
428.89793323876
4 √n
94.246550818852
5 √n
37.967532387633
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
-78897248
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 78897249 can be divided by 8 positive divisors.
The sum of these divisors (counting 78897249) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111110000001100001
3
Ternary
12111110101200100
4
Quaternary
10230332001201
5
Quinary
130144202444
6
Senary
11455013013
8
Octal
454760141
10
Decimal
78897249
12
Duodecimal
2250a169
16
Hexadecimal
4b3e061
20
Vigesimal
14d2329
36
Base36
1az1i9
md5
f0f54454ae52e87b761ccc5bc71f5009
sha1
e0121408fd84dc3ec7a293ff6b15003b469fcad9
sha256
7ad8b45c97ca60694ae001f62a9c63d3593bb33694671cf74b639e421307e3b8
sha512
38430a48ec488cdcc0c653548f3da94be0eac84c8a863f0cdc5a53de443538662d075d7405bcf0482b73ee5ca16197aca989e239e20c6a22042ac6e9e119602d
ripemd-160
a401959a5faa32062ed651450e8f4bcccf94b802
Diameter
157794498
Circumference
495726035.69369
Area
1.9555710236954E+16
Volume
2.0571889865824E+24
Surface area
7.8222840947816E+16
Circumference
495726035.69369
Perimeter
315588996
Area
6224775899768001
Diagonal
111577559.56973
Surface area
37348655398608006
Volume
4.9111769413319E+23
Space diagonal
136654043.84541
Perimeter
236691747
Area
2.6954070310321E+15
Altitude
68327021.922706
Surface area
2.6954070310321E+15
Volume
5.7878775313714E+22
Height
37192519.856576