78394494 is an even 8-digits composite number following 78394493
and preceding 78394495 . In scientific notation, it is written as 7.8394494 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 24661152 positive integers (up to 78394494) that are relatively prime to 78394494.
78394494 has 16 divisors, whose sum is 120114288
The reverse of 78394494 is 49449387
Previous prime number is 293
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million three hundred ninety-four thousand four hundred ninety-four
Scientific notation
7.8394494 × 10^7
Engineering notation
7.8394494 × 10^6
Prime Factorization
2 × 57 × 293 × 2347
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78394494
Product of the distinct prime numbers
The prime factorization of 78394494 is 2 × 57 × 293 × 2347.
Since it has a total of 4 prime factors.
2 , 3 , 92 , 53 , 729 , 501 , 8328 , 8979 , 78092 , 25321 , 959718 , 859682 , 2874479 , 9121848 , 78078527 , 64018736 , 888928041 , 543174175 , 6409093372 , 7541670691
n×2
156788988
n×3
235183482
n×4
313577976
n×5
391972470
n÷2
39197247
n÷3
26131498
n÷3
19598623.5
n÷5
15678898.8
n2
6145696689516036
n3
4.8178878225208E+23
n4
3.7769587799528E+31
n5
2.9609277241326E+39
2 √n
8854.0665233552
3 √n
427.98497268693
4 √n
94.096049456687
5 √n
37.919020662882
1 , 2 , 57 , 114 , 293 , 586 , 2347 , 4694 , 16701 , 33402 , 133779 , 267558 , 687671 , 1375342 , 39197247 , 78394494
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
-78394493
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 78394494 can be divided by 16 positive divisors.
The sum of these divisors (counting 78394494) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011000011010001111110
3
Ternary
12110111212000210
4
Quaternary
10223003101332
5
Quinary
130032110434
6
Senary
11440133250
8
Octal
453032176
10
Decimal
78394494
12
Duodecimal
22307226
16
Hexadecimal
4ac347e
20
Vigesimal
149j64e
36
Base36
1ao9ku
md5
8efa6ddb8a362702aec49b5bd5104f95
sha1
d076e0ff2ce2743aaeb4a6b0958b11993313a3f3
sha256
030275ca6f2689c3855535b2de5b21449de4228c13f40a30b2edafa6ebc63308
sha512
3e4d55e35cc13154635a7f1aa59cf9c8436780c3dc36b9c7f2f5835b3532ac16e5f1a265a7ecfd2e02e99dde2db9ae4d719be8e68c5dd17095cf1f736fc50d84
ripemd-160
5e82860463db4fef6702a586430620e7bea29368
Diameter
156788988
Circumference
492567132.86458
Area
1.9307275570975E+16
Volume
2.0181121318735E+24
Surface area
7.7229102283899E+16
Circumference
492567132.86458
Perimeter
313577976
Area
6145696689516036
Diagonal
110866556.63018
Surface area
36874180137096216
Volume
4.8178878225208E+23
Space diagonal
135783246.64165
Perimeter
235183482
Area
2.6611647285374E+15
Altitude
67891623.320827
Surface area
2.6611647285374E+15
Volume
5.677935250501E+22
Height
36955518.876725