78312993 is an odd 8-digits composite number following 78312992
and preceding 78312994 . In scientific notation, it is written as 7.8312993 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 46304000 positive integers (up to 78312993) that are relatively prime to 78312993.
78312993 has 16 divisors, whose sum is 116690112
The reverse of 78312993 is 39921387
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million three hundred twelve thousand nine hundred ninety-three
Scientific notation
7.8312993 × 10^7
Engineering notation
7.8312993 × 10^6
Prime Factorization
3 × 11 × 41 × 57881
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78312993
Product of the distinct prime numbers
The prime factorization of 78312993 is 3 × 11 × 41 × 57881.
Since it has a total of 4 prime factors.
7 , 10 , 62 , 58 , 131 , 701 , 771 , 9642 , 35467 , 46905 , 561589 , 994836 , 5447687 , 2486326 , 95585602 , 48921308 , 703033179 , 662159969 , 3493790438 , 3945737536
n×2
156625986
n×3
234938979
n×4
313251972
n×5
391564965
n÷2
39156496.5
n÷3
26104331
n÷3
19578248.25
n÷5
15662598.6
n2
6132924872618049
n3
4.8028770261886E+23
n4
3.7612767493177E+31
n5
2.9455683974038E+39
2 √n
8849.4628650557
3 √n
427.83660640816
4 √n
94.071583727796
5 √n
37.91113305775
1 , 3 , 11 , 33 , 41 , 123 , 451 , 1353 , 57881 , 173643 , 636691 , 1910073 , 2373121 , 7119363 , 26104331 , 78312993
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
-78312992
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 78312993 can be divided by 16 positive divisors.
The sum of these divisors (counting 78312993) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101010101111011000100001
3
Ternary
12110100201020020
4
Quaternary
10222233120201
5
Quinary
130022003433
6
Senary
11434304053
8
Octal
452573041
10
Decimal
78312993
12
Duodecimal
22288029
16
Hexadecimal
4aaf621
20
Vigesimal
149929d
36
Base36
1amiox
md5
b8177fc444f33c90cf52735491dc101c
sha1
d07c63f593304bb6bfa54ded3488b65c2ca31f09
sha256
92d60b76c70a7141d4338094c1efd7037dafea3d81c58bd1378c0e7426c498ac
sha512
212929366ad5c0ecbd2bb5de756fb1980986342bb3d75fb894e361320293cdada33baf696c430be9d7998fdd237781d1f353a35e1863102ac186933ed097c5c9
ripemd-160
20f9d1631130a52298f7f4fe24ff39e0e735c980
Diameter
156625986
Circumference
492055046.97886
Area
1.9267151724835E+16
Volume
2.0118244242093E+24
Surface area
7.706860689934E+16
Circumference
492055046.97886
Perimeter
313251972
Area
6132924872618049
Diagonal
110751296.81063
Surface area
36797549235708294
Volume
4.8028770261886E+23
Space diagonal
135642082.76879
Perimeter
234938979
Area
2.6556343695943E+15
Altitude
67821041.384393
Surface area
2.6556343695943E+15
Volume
5.6602448573718E+22
Height
36917098.936876