77985265 is an odd 8-digits composite number following 77985264
and preceding 77985266 . In scientific notation, it is written as 7.7985265 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 62345712 positive integers (up to 77985265) that are relatively prime to 77985265.
77985265 has 8 divisors, whose sum is 93646080
The reverse of 77985265 is 56258977
Previous prime number is 1759
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-seven million nine hundred eighty-five thousand two hundred sixty-five
Scientific notation
7.7985265 × 10^7
Engineering notation
7.7985265 × 10^6
Prime Factorization
5 × 1759 × 8867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77985265
Product of the distinct prime numbers
The prime factorization of 77985265 is 5 × 1759 × 8867.
Since it has a total of 3 prime factors.
8 , 9 , 51 , 15 , 760 , 24 , 5865 , 385 , 94324 , 4978 , 416295 , 134440 , 1913205 , 4519690 , 54200148 , 9985871 , 426204179 , 736351967 , 8939479199 , 944062873
n×2
155970530
n×3
233955795
n×4
311941060
n×5
389926325
n÷2
38992632.5
n÷3
25995088.333333
n÷3
19496316.25
n÷5
15597053
n2
6081701557120225
n3
4.7428310758293E+23
n4
3.6987093829879E+31
n5
2.8844483139029E+39
2 √n
8830.9266218217
3 √n
427.23896150717
4 √n
93.973010071093
5 √n
37.879349340542
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77985264
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77985265 can be divided by 8 positive divisors.
The sum of these divisors (counting 77985265) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001011111010111110001
3
Ternary
12102202001200011
4
Quaternary
10221133113301
5
Quinary
124431012030
6
Senary
11423254521
8
Octal
451372761
10
Decimal
77985265
12
Duodecimal
2214a441
16
Hexadecimal
4a5f5f1
20
Vigesimal
1478335
36
Base36
1afhtd
md5
11a880c3d0b1f3b598bb7c0d9c6dc338
sha1
b407ce4b6529a8584657cfe4276ccf847ca84375
sha256
194bbf0f59dd64487e1174f717064b6f1df528959f72ba71219d0ae9af05541c
sha512
2c884b96162dd272b9273b52e4b23b550c73243b999148bd0142187a09e2c31edd2ce033312e25a297f691aecc9d8ef44ca16d8f9c8d01516af3453152717fd9
ripemd-160
74504b35624e356f214d2c7e42e7b08f8d154d00
Diameter
155970530
Circumference
489995871.22451
Area
1.9106228933175E+16
Volume
1.986672435339E+24
Surface area
7.6424915732698E+16
Circumference
489995871.22451
Perimeter
311941060
Area
6081701557120225
Diagonal
110287819.42826
Surface area
36490209342721350
Volume
4.7428310758293E+23
Space diagonal
135074441.22172
Perimeter
233955795
Area
2.6334540233507E+15
Altitude
67537220.610861
Surface area
2.6334540233507E+15
Volume
5.5894800262354E+22
Height
36762606.476087