78312668 is an even 8-digits composite number following 78312667
and preceding 78312669 . In scientific notation, it is written as 7.8312668 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors.
There are 33486768 positive integers (up to 78312668) that are relatively prime to 78312668.
78312668 has 24 divisors, whose sum is 156979200
The reverse of 78312668 is 86621387
Previous prime number is 479
Is Prime? no Number parity even Number length 8 Sum of Digits 41 Digital Root 5
Name
seventy-eight million three hundred twelve thousand six hundred sixty-eight
Scientific notation
7.8312668 × 10^7
Engineering notation
7.8312668 × 10^6
Prime Factorization
2 × 2 × 7 × 479 × 5839
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
39156334 Product of the distinct prime numbers
The prime factorization of 78312668 is 2 × 2 × 7 × 479 × 5839.
Since it has a total of 5 prime factors.
3 , 3 , 92 , 45 , 298 , 262 , 6774 , 9306 , 15327 , 16985 , 245248 , 343593 , 470066 , 6487026 , 46977873 , 4268916 , 563678046 , 568156768 , 1774606410 , 7448056816
n×2
156625336
n×3
234938004
n×4
313250672
n×5
391563340
n÷2
39156334
n÷3
26104222.666667
n÷3
19578167
n÷5
15662533.6
n2
6132873969278224
n3
4.8028172304193E+23
n4
3.761214312305E+31
n5
2.9455072771639E+39
2 √n8849.4445023402
3 √n427.83601456474
4 √n94.071486128052
5 √n37.911101591353
1 , 2 , 4 , 7 , 14 , 28 , 479 , 958 , 1916 , 3353 , 5839 , 6706 , 11678 , 13412 , 23356 , 40873 , 81746 , 163492 , 2796881 , 5593762 , 11187524 , 19578167 , 39156334 , 78312668
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-78312667 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78312668 can be divided by 24 positive divisors.
The sum of these divisors (counting 78312668) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101010101111010011011100
3
Ternary
12110100200210012
4
Quaternary
10222233103130
5
Quinary
130022001133
6
Senary
11434302352
8
Octal
452572334
10
Decimal
78312668
12
Duodecimal
222879b8
16
Hexadecimal
4aaf4dc
20
Vigesimal
14991d8
36
Base36
1amifw
md5
4530aaef02bfa76970140f2c48f1d24d
sha1
2ef73d3afb0ceb64a0320aa4f869d336f4f26af2
sha256
c841ebb3725247193b734a5fa9ebc87596d04db0cd60e14aa03276f967ecab4d
sha512
7c934d9f63d3015a702ac90356b5d23075757e55f619000bd73ec8c413712c52f02b6922326d3e733030ff551d7375c261b658d4a770c895199674d215c5c45a
ripemd-160
a50cdf0ff257bb491f32c829b8f17d890f8918f2
Diameter
156625336
Circumference
492053004.94363
Area
1.9266991807277E+16
Volume
2.011799377016E+24
Surface area
7.7067967229106E+16
Circumference
492053004.94363
Perimeter
313250672
Area
6132873969278224
Diagonal
110750837.19122
Surface area
36797243815669344
Volume
4.8028172304193E+23
Space diagonal
135641519.85227
Perimeter
234938004
Area
2.6556123278016E+15
Altitude
67820759.926137
Surface area
2.6556123278016E+15
Volume
5.6601743873818E+22
Height
36916945.730407