78381489 is an odd 8-digits composite number following 78381488
and preceding 78381490 . In scientific notation, it is written as 7.8381489 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 52059536 positive integers (up to 78381489) that are relatively prime to 78381489.
78381489 has 8 divisors, whose sum is 104898240
The reverse of 78381489 is 98418387
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million three hundred eighty-one thousand four hundred eighty-nine
Scientific notation
7.8381489 × 10^7
Engineering notation
7.8381489 × 10^6
Prime Factorization
3 × 269 × 97127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78381489
Product of the distinct prime numbers
The prime factorization of 78381489 is 3 × 269 × 97127.
Since it has a total of 3 prime factors.
6 , 1 , 43 , 88 , 186 , 809 , 5356 , 4549 , 78661 , 82387 , 225358 , 268753 , 9708434 , 8628719 , 99070165 , 54139803 , 967389924 , 82364740 , 2845539618 , 1082226228
n×2
156762978
n×3
235144467
n×4
313525956
n×5
391907445
n÷2
39190744.5
n÷3
26127163
n÷3
19595372.25
n÷5
15676297.8
n2
6143657817857121
n3
4.8154904767013E+23
n4
3.7744531382917E+31
n5
2.9584725714003E+39
2 √n
8853.3320845883
3 √n
427.96130498573
4 √n
94.092146774257
5 √n
37.917762488832
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
-78381488
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 78381489 can be divided by 8 positive divisors.
The sum of these divisors (counting 78381489) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000000000110110001
3
Ternary
12110111012012010
4
Quaternary
10223000012301
5
Quinary
130031201424
6
Senary
11435553133
8
Octal
453000661
10
Decimal
78381489
12
Duodecimal
222bb7a9
16
Hexadecimal
4ac01b1
20
Vigesimal
149hde9
36
Base36
1anzjl
md5
a1a48db08ffdae96f2861091388ba189
sha1
4909d8ec9aa1e35552d6772d9565a302538129e2
sha256
90da50578bad0a56acdfefb011c9729079da152a8fc288d9582145934319cf68
sha512
414a3e233fa210e4d050a0ca2b0cbe3372c60309067ee33e2c6feecee47491a473f385413c23815f7b37b905e3f1e591e09d53a570937b20f5df207f767e4766
ripemd-160
eee7132867249fee8114f1d5cf86c79ea614ad62
Diameter
156762978
Circumference
492485420.03966
Area
1.9300870266749E+16
Volume
2.0171079340049E+24
Surface area
7.7203481066998E+16
Circumference
492485420.03966
Perimeter
313525956
Area
6143657817857121
Diagonal
110848164.7828
Surface area
36861946907142726
Volume
4.8154904767013E+23
Space diagonal
135760721.3209
Perimeter
235144467
Area
2.6602818712116E+15
Altitude
67880360.660451
Surface area
2.6602818712116E+15
Volume
5.6751099513579E+22
Height
36949388.260933