85655391 is an odd 8-digits composite number following 85655390
and preceding 85655392 . In scientific notation, it is written as 8.5655391 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 57103592 positive integers (up to 85655391) that are relatively prime to 85655391.
85655391 has 4 divisors, whose sum is 114207192
The reverse of 85655391 is 19355658
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-five million six hundred fifty-five thousand three hundred ninety-one
Scientific notation
8.5655391 × 10^7
Engineering notation
8.5655391 × 10^6
Prime Factorization
3 × 28551797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85655391
Product of the distinct prime numbers
The prime factorization of 85655391 is 3 × 28551797.
Since it has a total of 2 prime factors.
6 , 1 , 58 , 89 , 144 , 190 , 1417 , 4992 , 62111 , 28088 , 811110 , 147780 , 200012 , 2032314 , 7911981 , 43868953 , 657885328 , 972808675 , 9843232577 , 4459416549
n×2
171310782
n×3
256966173
n×4
342621564
n×5
428276955
n÷2
42827695.5
n÷3
28551797
n÷3
21413847.75
n÷5
17131078.2
n2
7336846007362881
n3
6.2844041346746E+23
n4
5.3829309335757E+31
n5
4.6107705384142E+39
2 √n
9255.0197730745
3 √n
440.81013108808
4 √n
96.203013326374
5 √n
38.59676808479
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
-85655390
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 85655391 can be divided by 4 positive divisors.
The sum of these divisors (counting 85655391) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000110101111111101011111
3
Ternary
12222011202002220
4
Quaternary
11012233331133
5
Quinary
133411433031
6
Senary
12255520423
8
Octal
506577537
10
Decimal
85655391
12
Duodecimal
24829113
16
Hexadecimal
51aff5f
20
Vigesimal
16f6i9b
36
Base36
1ezw4f
md5
006151917b3b0471ba9782454e33f77b
sha1
35de01f85984d704025010d453d92ec7f30bca55
sha256
b9f4b04ffb56d3a15bef1587031b552e9ad9053656c438e76c07115ebb277d36
sha512
3ab7e6f0f2bf7a0b424375b8b182b3e4b53c03a91ec126c26546636af5d0feca8f05e8318a06bb38b04cb36d07701d8c7c9ff4c2d8fad14277e86de6809bf7de
ripemd-160
358cfdb69dbeb78edb1ede7f732682c6cde4c774
Diameter
171310782
Circumference
538188694.21192
Area
2.3049381517251E+16
Volume
2.6324050482244E+24
Surface area
9.2197526069003E+16
Circumference
538188694.21192
Perimeter
342621564
Area
7336846007362881
Diagonal
121135015.64257
Surface area
44021076044177286
Volume
6.2844041346746E+23
Space diagonal
148359489.15418
Perimeter
256966173
Area
3.1769475130153E+15
Altitude
74179744.577089
Surface area
3.1769475130153E+15
Volume
7.4062412989086E+22
Height
40378338.547523