78312994 is an even 8-digits composite number following 78312993
and preceding 78312995 . In scientific notation, it is written as 7.8312994 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 39141696 positive integers (up to 78312994) that are relatively prime to 78312994.
78312994 has 8 divisors, whose sum is 117513900
The reverse of 78312994 is 49921387
Previous prime number is 3449
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million three hundred twelve thousand nine hundred ninety-four
Scientific notation
7.8312994 × 10^7
Engineering notation
7.8312994 × 10^6
Prime Factorization
2 × 3449 × 11353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78312994
Product of the distinct prime numbers
The prime factorization of 78312994 is 2 × 3449 × 11353.
Since it has a total of 3 prime factors.
4 , 10 , 6 , 89 , 400 , 434 , 6475 , 1994 , 25418 , 23055 , 147553 , 802556 , 6229230 , 3805648 , 28691924 , 25142125 , 44183108 , 859860760 , 5166363439 , 2797106476
n×2
156625988
n×3
234938982
n×4
313251976
n×5
391564970
n÷2
39156497
n÷3
26104331.333333
n÷3
19578248.5
n÷5
15662598.8
n2
6132925029244036
n3
4.8028772101764E+23
n4
3.7612769414328E+31
n5
2.9455685854676E+39
2 √n
8849.4629215563
3 √n
427.83660822921
4 √n
94.071584028102
5 √n
37.911133154569
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
-78312993
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 78312994 can be divided by 8 positive divisors.
The sum of these divisors (counting 78312994) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010101111011000100010
3
Ternary
12110100201020021
4
Quaternary
10222233120202
5
Quinary
130022003434
6
Senary
11434304054
8
Octal
452573042
10
Decimal
78312994
12
Duodecimal
2228802a
16
Hexadecimal
4aaf622
20
Vigesimal
149929e
36
Base36
1amioy
md5
1f3f6caa44dcc2b3f42b97e2ecc703f9
sha1
ec358d59a805aa9bf7ca234170ac1cd2424fc373
sha256
95ced017c5fb6d970358ad83202a8b84b4719d31f38f5013685c6f29bb37c44a
sha512
fd15ed8fcf5d02aa0a664b2137a0f26a2b16a2201a443984cf6f58c0854abf530150d120e974369ab651c1e16c8a0a24133cd02659eda8169f419ed10c5c0776
ripemd-160
15f69b99997f29d97e74841608315d1e4992afad
Diameter
156625988
Circumference
492055053.26204
Area
1.926715221689E+16
Volume
2.0118245012779E+24
Surface area
7.706860886756E+16
Circumference
492055053.26204
Perimeter
313251976
Area
6132925029244036
Diagonal
110751298.22484
Surface area
36797550175464216
Volume
4.8028772101764E+23
Space diagonal
135642084.50084
Perimeter
234938982
Area
2.6556344374154E+15
Altitude
67821042.250418
Surface area
2.6556344374154E+15
Volume
5.6602450742034E+22
Height
36917099.408281