78164978 is an even 8-digits composite number following 78164977
and preceding 78164979 . In scientific notation, it is written as 7.8164978 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 39032656 positive integers (up to 78164978) that are relatively prime to 78164978.
78164978 has 8 divisors, whose sum is 117396972
The reverse of 78164978 is 87946187
Previous prime number is 797
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-eight million one hundred sixty-four thousand nine hundred seventy-eight
Scientific notation
7.8164978 × 10^7
Engineering notation
7.8164978 × 10^6
Prime Factorization
2 × 797 × 49037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78164978
Product of the distinct prime numbers
The prime factorization of 78164978 is 2 × 797 × 49037.
Since it has a total of 3 prime factors.
1 , 1 , 68 , 84 , 154 , 178 , 532 , 2551 , 63113 , 48424 , 440669 , 298693 , 4915926 , 8416648 , 49334374 , 170087 , 289405681 , 428325816 , 995655915 , 7672662478
n×2
156329956
n×3
234494934
n×4
312659912
n×5
390824890
n÷2
39082489
n÷3
26054992.666667
n÷3
19541244.5
n÷5
15632995.6
n2
6109763785740484
n3
4.775695518976E+23
n4
3.7329213517546E+31
n5
2.9178371533563E+39
2 √n
8841.0959727853
3 √n
427.56689308103
4 √n
94.027102331111
5 √n
37.896791469487
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
-78164977
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 78164978 can be divided by 8 positive divisors.
The sum of these divisors (counting 78164978) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010001011001111110010
3
Ternary
12110002012012012
4
Quaternary
10222023033302
5
Quinary
130002234403
6
Senary
11431202522
8
Octal
452131762
10
Decimal
78164978
12
Duodecimal
22216442
16
Hexadecimal
4a8b3f2
20
Vigesimal
148ac8i
36
Base36
1ajche
md5
5dbef9d3554b0759d964533571d65eee
sha1
30c7e25bc9b9ab81bdb25ac2d3a2780805256aed
sha256
b643b2d34a209bfcfd38ef02a785566d88c178430a9121022059d83cb67505a5
sha512
1f2dbe0e5051ce6ddf539cdd5ea893a75d2ff970b375cb4f05c7fa6e6223d8744c34e49aa5be0781a5a126e5462107793b6f8c2a65b78456a29857638c5f22a8
ripemd-160
9adb94d7de12db9ac548cf8f1a29e6707eec500d
Diameter
156329956
Circumference
491125041.30562
Area
1.9194389024451E+16
Volume
2.0004386610929E+24
Surface area
7.6777556097805E+16
Circumference
491125041.30562
Perimeter
312659912
Area
6109763785740484
Diagonal
110541971.99019
Surface area
36658582714442904
Volume
4.775695518976E+23
Space diagonal
135385713.2685
Perimeter
234494934
Area
2.6456053247867E+15
Altitude
67692856.634252
Surface area
2.6456053247867E+15
Volume
5.6282111439169E+22
Height
36847323.996732