78488971 is an odd 8-digits composite number following 78488970
and preceding 78488972 . In scientific notation, it is written as 7.8488971 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 71144520 positive integers (up to 78488971) that are relatively prime to 78488971.
78488971 has 8 divisors, whose sum is 85875264
The reverse of 78488971 is 17988487
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million four hundred eighty-eight thousand nine hundred seventy-one
Scientific notation
7.8488971 × 10^7
Engineering notation
7.8488971 × 10^6
Prime Factorization
11 × 347 × 20563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78488971
Product of the distinct prime numbers
The prime factorization of 78488971 is 11 × 347 × 20563.
Since it has a total of 3 prime factors.
2 , 9 , 36 , 20 , 142 , 596 , 4970 , 8399 , 91795 , 74189 , 171838 , 311942 , 7961061 , 5832119 , 81698272 , 20873813 , 236707537 , 453511659 , 2210660554 , 4822340707
n×2
156977942
n×3
235466913
n×4
313955884
n×5
392444855
n÷2
39244485.5
n÷3
26162990.333333
n÷3
19622242.75
n÷5
15697794.2
n2
6160518568638841
n3
4.8353276327886E+23
n4
3.7951989034544E+31
n5
2.9788125667246E+39
2 √n
8859.4001489943
3 √n
428.15683213685
4 √n
94.124386579644
5 √n
37.928155869742
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
-78488970
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 78488971 can be divided by 8 positive divisors.
The sum of these divisors (counting 78488971) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011011010010110001011
3
Ternary
12110200122121221
4
Quaternary
10223122112023
5
Quinary
130043121341
6
Senary
11442142511
8
Octal
453322613
10
Decimal
78488971
12
Duodecimal
22351a37
16
Hexadecimal
4ada58b
20
Vigesimal
14ab28b
36
Base36
1aqah7
md5
6eb19fb2a5be6031ea82a5b1bd7bd1dc
sha1
fe48fadaafec727e83eafc44826b8f8295e6c0bf
sha256
5ee99aaf9d3b4369f740e811a0f897b7a1f8ea3609574d17004cba7ade652f57
sha512
ba325ce1dd3c9c68b71af9dc18190ba98c20bc2bb033298734525284679b10be0ab9fe7e01f91f49d1d48325013cf6b58dcbe23f0dec29fade96b43dc40f0606
ripemd-160
4a6ceee936eec3cdb0a68ac355ff0802a3803240
Diameter
156977942
Circumference
493160749.36284
Area
1.9353839877539E+16
Volume
2.0254173025158E+24
Surface area
7.7415359510157E+16
Circumference
493160749.36284
Perimeter
313955884
Area
6160518568638841
Diagonal
111000167.28491
Surface area
36963111411833046
Volume
4.8353276327886E+23
Space diagonal
135946885.6058
Perimeter
235466913
Area
2.6675827904635E+15
Altitude
67973442.8029
Surface area
2.6675827904635E+15
Volume
5.6984882640058E+22
Height
37000055.761636