78897489 is an odd 8-digits composite number following 78897488
and preceding 78897490 . In scientific notation, it is written as 7.8897489 × 10^7.
The sum of its digits is 60. It has a total of 4 prime factors and 16 positive divisors.
There are 46649600 positive integers (up to 78897489) that are relatively prime to 78897489.
78897489 has 16 divisors, whose sum is 117561024
The reverse of 78897489 is 98479887
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
seventy-eight million eight hundred ninety-seven thousand four hundred eighty-nine
Scientific notation
7.8897489 × 10^7
Engineering notation
7.8897489 × 10^6
Prime Factorization
3 × 11 × 41 × 58313
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78897489
Product of the distinct prime numbers
The prime factorization of 78897489 is 3 × 11 × 41 × 58313.
Since it has a total of 4 prime factors.
2 , 1 , 77 , 40 , 93 , 171 , 4337 , 6626 , 72727 , 70182 , 294349 , 519788 , 6559222 , 5861987 , 50255241 , 36081045 , 639128370 , 698192003 , 1213911624 , 3534602994
n×2
157794978
n×3
236692467
n×4
315589956
n×5
394487445
n÷2
39448744.5
n÷3
26299163
n÷3
19724372.25
n÷5
15779497.8
n2
6224813770505121
n3
4.9112217598548E+23
n4
3.874830647747E+31
n5
3.0571440840748E+39
2 √n
8882.4258510837
3 √n
428.89836813098
4 √n
94.246622491651
5 √n
37.967555486529
1 , 3 , 11 , 33 , 41 , 123 , 451 , 1353 , 58313 , 174939 , 641443 , 1924329 , 2390833 , 7172499 , 26299163 , 78897489
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78897488
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78897489 can be divided by 16 positive divisors.
The sum of these divisors (counting 78897489) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100111110000101010001
3
Ternary
12111110102000020
4
Quaternary
10230332011101
5
Quinary
130144204424
6
Senary
11455014053
8
Octal
454760521
10
Decimal
78897489
12
Duodecimal
2250a329
16
Hexadecimal
4b3e151
20
Vigesimal
14d23e9
36
Base36
1az1ox
md5
c34b19fe610d65ae578e316d929ebb5c
sha1
4ab2092988db364290c94d5b633c6faebd4eb254
sha256
67f10736c9fb32f0c6f20a77a0c41b73c88ae72bb990dbf0849e7991c5ed5b64
sha512
45334af5369a0be53bfe77814a255f9ab72ddce370abf3010fbdaeb2b2f87eb28ca1319e9bf2bcca3d1116ebd80b81e0d390cebd5417e85f0ba1359e955ba4b4
ripemd-160
58810277d93223c83eeba3e001fa4c019bebb7c2
Diameter
157794978
Circumference
495727543.65816
Area
1.9555829211383E+16
Volume
2.0572077601213E+24
Surface area
7.8223316845534E+16
Circumference
495727543.65816
Perimeter
315589956
Area
6224813770505121
Diagonal
111577898.98098
Surface area
37348882623030726
Volume
4.9112217598548E+23
Space diagonal
136654459.53761
Perimeter
236692467
Area
2.6954234295423E+15
Altitude
68327229.768803
Surface area
2.6954234295423E+15
Volume
5.7879303505071E+22
Height
37192632.993661