78394427 is an odd 8-digits prime number following 78394426
and preceding 78394428 . In scientific notation, it is written as 7.8394427 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 78394426 positive integers (up to 78394427) that are relatively prime to 78394427.
78394427 has 2 divisors, whose sum is 78394428
The reverse of 78394427 is 72449387
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-eight million three hundred ninety-four thousand four hundred twenty-seven
Scientific notation
7.8394427 × 10^7
Engineering notation
7.8394427 × 10^6
Prime Factorization
78394427
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78394427
Product of the distinct prime numbers
The prime factorization of 78394427 is 78394427.
Since it has a total of 1 prime factors.
4 , 8 , 90 , 97 , 480 , 24 , 2884 , 3939 , 46792 , 93738 , 108642 , 76 , 2559231 , 6229001 , 19290441 , 43920230 , 118982443 , 511793862 , 8423953881 , 8219313658
n×2
156788854
n×3
235183281
n×4
313577708
n×5
391972135
n÷2
39197213.5
n÷3
26131475.666667
n÷3
19598606.75
n÷5
15678885.4
n2
6145686184658329
n3
4.8178754696811E+23
n4
3.77694586803E+31
n5
2.9609150713423E+39
2 √n
8854.0627397822
3 √n
427.98485076085
4 √n
94.096029351839
5 √n
37.919014181367
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78394428
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39197214
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8854.0627962535
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999974488
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78394427 can be divided by 2 positive divisors.
The sum of these divisors (counting 78394427) is 78394428, the average is 39197214.
Base
System
Value
2
Binary
100101011000011010000111011
3
Ternary
12110111211221022
4
Quaternary
10223003100323
5
Quinary
130032110202
6
Senary
11440133055
8
Octal
453032073
10
Decimal
78394427
12
Duodecimal
2230718b
16
Hexadecimal
4ac343b
20
Vigesimal
149j617
36
Base36
1ao9iz
md5
d4a55cb7d3d79852b9115200145cf71f
sha1
8cc1451568866d61736987ddd1732089abcc6d79
sha256
0cad72ef9ce0ab7a5010cf570580c39bfe21c95682f07072fa70cad325dadbc9
sha512
6a75d669a514ebb5f4ad50d2720aa32631c13ef3d0c628499e9a2e79f17a91d2dfc0e9fe292d3a601d0f6150bb97e4c22311fef61f30855c6c9f90fa267a0f1e
ripemd-160
b617df5c292669cc380bc66fddb1a41b7f557090
Diameter
156788854
Circumference
492566711.89116
Area
1.9307242568991E+16
Volume
2.0181069575281E+24
Surface area
7.7228970275964E+16
Circumference
492566711.89116
Perimeter
313577708
Area
6145686184658329
Diagonal
110866461.87787
Surface area
36874117107949974
Volume
4.8178754696811E+23
Space diagonal
135783130.59425
Perimeter
235183281
Area
2.6611601798006E+15
Altitude
67891565.297125
Surface area
2.6611601798006E+15
Volume
5.6779206925397E+22
Height
36955487.292623