77890625 is an odd 8-digits composite number following 77890624
and preceding 77890626 . In scientific notation, it is written as 7.7890625 × 10^7.
The sum of its digits is 44. It has a total of 6 prime factors and 16 positive divisors.
There are 62250000 positive integers (up to 77890625) that are relatively prime to 77890625.
77890625 has 16 divisors, whose sum is 97460688
The reverse of 77890625 is 52609877
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-seven million eight hundred ninety thousand six hundred twenty-five
Scientific notation
7.7890625 × 10^7
Engineering notation
7.7890625 × 10^6
Prime Factorization
25 × 5 × 5 × 25 × 5 × 997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
124625
Product of the distinct prime numbers
The prime factorization of 77890625 is 25 × 5 × 5 × 25 × 5 × 997.
Since it has a total of 6 prime factors.
7 , 2 , 66 , 67 , 103 , 499 , 5466 , 7720 , 66612 , 23901 , 78515 , 378403 , 2165677 , 4418750 , 82890198 , 4923755 , 842075223 , 7889456 , 5452348309 , 3202162170
n×2
155781250
n×3
233671875
n×4
311562500
n×5
389453125
n÷2
38945312.5
n÷3
25963541.666667
n÷3
19472656.25
n÷5
15578125
n2
6066949462890625
n3
4.7255848550797E+23
n4
3.6807875785269E+31
n5
2.866988449837E+39
2 √n
8825.5665540519
3 √n
427.0660644746
4 √n
93.944486554837
5 √n
37.870151082152
1 , 5 , 25 , 125 , 625 , 997 , 3125 , 4985 , 15625 , 24925 , 78125 , 124625 , 623125 , 3115625 , 15578125 , 77890625
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
-77890624
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 77890625 can be divided by 16 positive divisors.
The sum of these divisors (counting 77890625) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101001001000010001000001
3
Ternary
12102120020211222
4
Quaternary
10221020101001
5
Quinary
124420000000
6
Senary
11421244425
8
Octal
451102101
10
Decimal
77890625
12
Duodecimal
22103715
16
Hexadecimal
4a48441
20
Vigesimal
146g6b5
36
Base36
1adgsh
md5
f8d1f9368054284742a81a03a60b3a72
sha1
ba4fe20656a53e2ed0ec7f4e0202c390369f4de8
sha256
17e0e5cd1f7e0e7ed30c12dbbadfe962ff1cb1857122f022957ae9690d8513d4
sha512
4aa18e98e3613bf7693e9d372bc61c27f0a09179bc9440575ae581c3858486824b12c1e63e6867f746778036dd93a3fccbcc5cc1275824e6a044df3e3b648ed0
ripemd-160
061651285ae982f6269aad4428bdcc45d2fc901c
Diameter
155781250
Circumference
489401230.56703
Area
1.9059883862318E+16
Volume
1.9794483552845E+24
Surface area
7.6239535449271E+16
Circumference
489401230.56703
Perimeter
311562500
Area
6066949462890625
Diagonal
110153978.25672
Surface area
36401696777343750
Volume
4.7255848550797E+23
Space diagonal
134910519.93329
Perimeter
233671875
Area
2.6270661791698E+15
Altitude
67455259.966647
Surface area
2.6270661791698E+15
Volume
5.5691551601654E+22
Height
36717992.752239