78346978 is an even 8-digits composite number following 78346977
and preceding 78346979 . In scientific notation, it is written as 7.8346978 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 39111924 positive integers (up to 78346978) that are relatively prime to 78346978.
78346978 has 8 divisors, whose sum is 117705168
The reverse of 78346978 is 87964387
Previous prime number is 643
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million three hundred forty-six thousand nine hundred seventy-eight
Scientific notation
7.8346978 × 10^7
Engineering notation
7.8346978 × 10^6
Prime Factorization
2 × 643 × 60923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78346978
Product of the distinct prime numbers
The prime factorization of 78346978 is 2 × 643 × 60923.
Since it has a total of 3 prime factors.
5 , 4 , 87 , 29 , 927 , 484 , 242 , 4116 , 25943 , 68254 , 702781 , 929355 , 8983812 , 1615305 , 91435809 , 20280033 , 8965582 , 907289180 , 7760059043 , 7302455443
n×2
156693956
n×3
235040934
n×4
313387912
n×5
391734890
n÷2
39173489
n÷3
26115659.333333
n÷3
19586744.5
n÷5
15669395.6
n2
6138248961732484
n3
4.8091325636338E+23
n4
3.767810031621E+31
n5
2.9519652965559E+39
2 √n
8851.3828298182
3 √n
427.89848598368
4 √n
94.081787981618
5 √n
37.914422898213
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
-78346977
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 78346978 can be divided by 8 positive divisors.
The sum of these divisors (counting 78346978) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010110111101011100010
3
Ternary
12110102102211221
4
Quaternary
10222313223202
5
Quinary
130024100403
6
Senary
11435125254
8
Octal
452675342
10
Decimal
78346978
12
Duodecimal
222a382a
16
Hexadecimal
4ab7ae2
20
Vigesimal
149d78i
36
Base36
1an8wy
md5
085b1ea45ca3b66f1b86fe3535a03a2e
sha1
b9e23c63d29176e00b7d658baf290e7d0df71376
sha256
5191de3d558f37b8894477b49feb77751a1ccc4124f4942b669fabaded260e86
sha512
dbcf475cc687d496b8f5a2557b1319b08226179a4bc20acd50b9f4ee3a73e06ddf70fe300d9e9e665693a7c07a798a76f7e4878830711d1bdbff73c7a4a88467
ripemd-160
f69b412053abb90a18f0907dd758c8fc93662d13
Diameter
156693956
Circumference
492268581.03152
Area
1.9283877844084E+16
Volume
2.0144447376068E+24
Surface area
7.7135511376336E+16
Circumference
492268581.03152
Perimeter
313387912
Area
6138248961732484
Diagonal
110799358.85855
Surface area
36829493770394904
Volume
4.8091325636338E+23
Space diagonal
135700946.51548
Perimeter
235040934
Area
2.6579397678069E+15
Altitude
67850473.257741
Surface area
2.6579397678069E+15
Volume
5.6676170789508E+22
Height
36933119.619516