78389626 is an even 8-digits composite number following 78389625
and preceding 78389627 . In scientific notation, it is written as 7.8389626 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 33463296 positive integers (up to 78389626) that are relatively prime to 78389626.
78389626 has 16 divisors, whose sum is 134911296
The reverse of 78389626 is 62698387
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million three hundred eighty-nine thousand six hundred twenty-six
Scientific notation
7.8389626 × 10^7
Engineering notation
7.8389626 × 10^6
Prime Factorization
2 × 7 × 257 × 21787
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78389626
Product of the distinct prime numbers
The prime factorization of 78389626 is 2 × 7 × 257 × 21787.
Since it has a total of 4 prime factors.
9 , 6 , 21 , 48 , 796 , 237 , 7918 , 3940 , 36915 , 70577 , 831546 , 594292 , 1112152 , 7618210 , 61482955 , 7423546 , 450037780 , 826659153 , 3159316748 , 3998693780
n×2
156779252
n×3
235168878
n×4
313558504
n×5
391948130
n÷2
39194813
n÷3
26129875.333333
n÷3
19597406.5
n÷5
15677925.2
n2
6144933464419876
n3
4.8169903607076E+23
n4
3.7760207282147E+31
n5
2.96000852653E+39
2 √n
8853.7916171548
3 √n
427.97611375707
4 √n
94.094588670947
5 √n
37.918549725783
1 , 2 , 7 , 14 , 257 , 514 , 1799 , 3598 , 21787 , 43574 , 152509 , 305018 , 5599259 , 11198518 , 39194813 , 78389626
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
-78389625
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 78389626 can be divided by 16 positive divisors.
The sum of these divisors (counting 78389626) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011000010000101111010
3
Ternary
12110111121100111
4
Quaternary
10223002011322
5
Quinary
130031432001
6
Senary
11440054534
8
Octal
453020572
10
Decimal
78389626
12
Duodecimal
2230444a
16
Hexadecimal
4ac217a
20
Vigesimal
149ie16
36
Base36
1ao5tm
md5
1077ed6372e9647f92b625aff3bbb06f
sha1
3930bb3d68229537025f361ccd94e766cc4452d8
sha256
21901cf07f305c498465fac697adc0330abfa58221d932dfeed3ce984d4ee75a
sha512
6f3c104df49ca2caf2ed91efad898c5b3712dc7deeb2914ac5a0aab40f837cb57a3d48ef4d82120c1e8a6a3114f445a320afd2f07b2a086500ca395afef2356c
ripemd-160
c7b8274a52947dc4851b00392e6e2ef66a080425
Diameter
156779252
Circumference
492536546.3185
Area
1.930487782862E+16
Volume
2.0177362039482E+24
Surface area
7.7219511314478E+16
Circumference
492536546.3185
Perimeter
313558504
Area
6144933464419876
Diagonal
110859672.23855
Surface area
36869600786519256
Volume
4.8169903607076E+23
Space diagonal
135774815.01832
Perimeter
235168878
Area
2.6608342423764E+15
Altitude
67887407.509161
Surface area
2.6608342423764E+15
Volume
5.6768775816109E+22
Height
36953224.079518