78091738 is an even 8-digits composite number following 78091737
and preceding 78091739 . In scientific notation, it is written as 7.8091738 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 39045868 positive integers (up to 78091738) that are relatively prime to 78091738.
78091738 has 4 divisors, whose sum is 117137610
The reverse of 78091738 is 83719087
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million ninety-one thousand seven hundred thirty-eight
Scientific notation
7.8091738 × 10^7
Engineering notation
7.8091738 × 10^6
Prime Factorization
2 × 39045869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78091738
Product of the distinct prime numbers
The prime factorization of 78091738 is 2 × 39045869.
Since it has a total of 2 prime factors.
8 , 2 , 6 , 53 , 655 , 531 , 3829 , 9416 , 26498 , 75888 , 962330 , 128252 , 9054498 , 2981704 , 89103368 , 95260302 , 20655538 , 56473517 , 5990762820 , 1233301663
n×2
156183476
n×3
234275214
n×4
312366952
n×5
390458690
n÷2
39045869
n÷3
26030579.333333
n÷3
19522934.5
n÷5
15618347.6
n2
6098319543860644
n3
4.7622837205944E+23
n4
3.7189501259033E+31
n5
2.9041927886711E+39
2 √n
8836.9529816561
3 √n
427.43330902252
4 √n
94.005068914692
5 √n
37.8896870042
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78091737
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78091738 can be divided by 4 positive divisors.
The sum of these divisors (counting 78091738) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001111001010111011010
3
Ternary
12102221110201121
4
Quaternary
10221321113122
5
Quinary
124442413423
6
Senary
11425435454
8
Octal
451712732
10
Decimal
78091738
12
Duodecimal
2219bb8a
16
Hexadecimal
4a795da
20
Vigesimal
148196i
36
Base36
1ahryy
md5
ee013579fa1111e2fce6af46049d63c3
sha1
46d0c652c3a6f8e55d3e23a0959a228320dbb11d
sha256
75e4463feb0d9ddb58739a177f6394c104e7ce75715b9a0a4972ba05474cae00
sha512
8cf12d963fc6bf2f4c66eff08c4d880bcd913bd19540fa50fd5bfb4b1b55116a8df48893871bf9d578bc6863df3f4eb99ff019eb1a32d874b6fddf048c48b4a1
ripemd-160
ea71b76836b9cb760144571db27fd0764d38b956
Diameter
156183476
Circumference
490664860.81372
Area
1.9158435878236E+16
Volume
1.994820740124E+24
Surface area
7.6633743512943E+16
Circumference
490664860.81372
Perimeter
312366952
Area
6098319543860644
Diagonal
110438394.98889
Surface area
36589917263163864
Volume
4.7622837205944E+23
Space diagonal
135258857.86736
Perimeter
234275214
Area
2.6406498226892E+15
Altitude
67629428.933679
Surface area
2.6406498226892E+15
Volume
5.6124051879444E+22
Height
36812798.329629