78857225 is an odd 8-digits composite number following 78857224
and preceding 78857226 . In scientific notation, it is written as 7.8857225 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 60342480 positive integers (up to 78857225) that are relatively prime to 78857225.
78857225 has 4 divisors, whose sum is 78994944
The reverse of 78857225 is 52275887
Previous prime number is 575
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-eight million eight hundred fifty-seven thousand two hundred twenty-five
Scientific notation
7.8857225 × 10^7
Engineering notation
7.8857225 × 10^6
Prime Factorization
575 × 137143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78857225
Product of the distinct prime numbers
The prime factorization of 78857225 is 575 × 137143.
Since it has a total of 2 prime factors.
8 , 1 , 40 , 93 , 55 , 80 , 9470 , 5446 , 93080 , 15022 , 789071 , 204730 , 4001035 , 488076 , 61498268 , 12756058 , 31659143 , 179164138 , 1219196393 , 3986752904
n×2
157714450
n×3
236571675
n×4
315428900
n×5
394286125
n÷2
39428612.5
n÷3
26285741.666667
n÷3
19714306.25
n÷5
15771445
n2
6218461934700625
n3
4.9037065193862E+23
n4
3.8669268833321E+31
n5
3.0493512329747E+39
2 √n
8880.1590638907
3 √n
428.82539537176
4 √n
94.234595897105
5 √n
37.963679475181
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
-78857224
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 78857225 can be divided by 4 positive divisors.
The sum of these divisors (counting 78857225) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100110100010000001001
3
Ternary
12111101100202222
4
Quaternary
10230310100021
5
Quinary
130141412400
6
Senary
11454103425
8
Octal
454642011
10
Decimal
78857225
12
Duodecimal
224aab75
16
Hexadecimal
4b34409
20
Vigesimal
14ch315
36
Base36
1ay6mh
md5
eb9c414da9f0746b8b2192ecfc7b4678
sha1
7093e50d5a8fd278f9e5022631df325a6de0810f
sha256
48811e5f9f3d873e2501617cc5203c7816e64125f72ec94cce7c6b8f80aae2c2
sha512
247fb5258b1717b16cdfe4da8c085bbe95fc7a3b3a2de03cc53a323df4cdb01c25796890f371e18cc7687bb6c225b2cdb43d4d1944614a9f08eba1943af926d4
ripemd-160
9ecc56eabe88c0145fe42735054b8a9006961a3f
Diameter
157714450
Circumference
495474557.48495
Area
1.9535874330683E+16
Volume
2.0540597835552E+24
Surface area
7.8143497322733E+16
Circumference
495474557.48495
Perimeter
315428900
Area
6218461934700625
Diagonal
111520957.08611
Surface area
37310771608203750
Volume
4.9037065193862E+23
Space diagonal
136584720.24389
Perimeter
236571675
Area
2.6926730039586E+15
Altitude
68292360.121945
Surface area
2.6926730039586E+15
Volume
5.7790735546778E+22
Height
37173652.362036