78904906 is an even 8-digits composite number following 78904905
and preceding 78904907 . In scientific notation, it is written as 7.8904906 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 39452452 positive integers (up to 78904906) that are relatively prime to 78904906.
78904906 has 4 divisors, whose sum is 118357362
The reverse of 78904906 is 60940987
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 nine hundred four thousand nine hundred six
Scientific notation
7.8904906 × 10^7
Engineering notation
7.8904906 × 10^6
Prime Factorization
2 × 39452453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78904906
Product of the distinct prime numbers
The prime factorization of 78904906 is 2 × 39452453.
Since it has a total of 2 prime factors.
6 , 4 , 35 , 54 , 28 , 611 , 5872 , 6762 , 60910 , 91375 , 755572 , 80710 , 5054540 , 5831576 , 99080633 , 82479668 , 256346820 , 192569439 , 7156352331 , 3617874070
n×2
157809812
n×3
236714718
n×4
315619624
n×5
394524530
n÷2
39452453
n÷3
26301635.333333
n÷3
19726226.5
n÷5
15780981.2
n2
6225984190868836
n3
4.9126069733799E+23
n4
3.8762879144949E+31
n5
3.0585813352215E+39
2 √n
8882.8433510898
3 √n
428.9118076779
4 √n
94.248837399141
5 √n
37.968269310945
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
-78904905
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 78904906 can be divided by 4 positive divisors.
The sum of these divisors (counting 78904906) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100111111111001001010
3
Ternary
12111110210011221
4
Quaternary
10230333321022
5
Quinary
130144424111
6
Senary
11455112254
8
Octal
454777112
10
Decimal
78904906
12
Duodecimal
2251268a
16
Hexadecimal
4b3fe4a
20
Vigesimal
14d3256
36
Base36
1az7ey
md5
d0c96ae4f4dad48d68f4fe33d4243665
sha1
0b43d007b610c30fcb9d037f63d7e2e71aae969f
sha256
8cd4aeab6a5bacd40b9a610585e52fc11c4435a1d402bb293d2554e2f9aa0dc0
sha512
0c1fb2228e635deddf4435ac3a54a58dc9337953c08ad5676aa3993039f85687510bfaa5be96eea44419fcdf10259b91e5a2c3320bfe2c626dcc51a22facdcfd
ripemd-160
ccd2b91fa2ffc8b324bee463c21a257ae321e601
Diameter
157809812
Circumference
495774146.04359
Area
1.95595061954E+16
Volume
2.0577879970059E+24
Surface area
7.8238024781599E+16
Circumference
495774146.04359
Perimeter
315619624
Area
6225984190868836
Diagonal
111588388.20297
Surface area
37355905145213016
Volume
4.9126069733799E+23
Space diagonal
136667306.15845
Perimeter
236714718
Area
2.6959302364264E+15
Altitude
68333653.079223
Surface area
2.6959302364264E+15
Volume
5.7895628403021E+22
Height
37196129.400991