85291231 is an odd 8-digits composite number following 85291230
and preceding 85291232 . In scientific notation, it is written as 8.5291231 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 83189400 positive integers (up to 85291231) that are relatively prime to 85291231.
85291231 has 8 divisors, whose sum is 87398784
The reverse of 85291231 is 13219258
Previous prime number is 1451
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-five million two hundred ninety-one thousand two hundred thirty-one
Scientific notation
8.5291231 × 10^7
Engineering notation
8.5291231 × 10^6
Prime Factorization
43 × 1451 × 1367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85291231
Product of the distinct prime numbers
The prime factorization of 85291231 is 43 × 1451 × 1367.
Since it has a total of 3 prime factors.
7 , 5 , 71 , 35 , 795 , 366 , 6900 , 4363 , 51648 , 93101 , 316243 , 927932 , 2038386 , 3254508 , 46786192 , 97591544 , 87421363 , 61524965 , 9080665040 , 686191330
n×2
170582462
n×3
255873693
n×4
341164924
n×5
426456155
n÷2
42645615.5
n÷3
28430410.333333
n÷3
21322807.75
n÷5
17058246.2
n2
7274594085495361
n3
6.2045908457722E+23
n4
5.2919719108724E+31
n5
4.5135879869573E+39
2 √n
9235.3251702363
3 √n
440.18454896132
4 √n
96.100599218924
5 √n
38.563893650592
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
-85291230
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 85291231 can be divided by 8 positive divisors.
The sum of these divisors (counting 85291231) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101010111000011011111
3
Ternary
12221111020120111
4
Quaternary
11011113003133
5
Quinary
133313304411
6
Senary
12244030451
8
Octal
505270337
10
Decimal
85291231
12
Duodecimal
24692427
16
Hexadecimal
51570df
20
Vigesimal
16d181b
36
Base36
1es34v
md5
b36301c0e10e7951afc0e76b7c72e356
sha1
87d03d64024db58f5511b3e1d4e10f740f8e5619
sha256
5003c3597b51773c9bedea0c2e3e6797ed145611841567f2124870aecff9305c
sha512
a65cfa255778b16342319f948c6ff37660a3e7a52d4a541f61fba281fd77676ec384405092dc7ed95eee18a1c6d9b5b6cfbab6c9b640821d4fcb871e8ff29186
ripemd-160
4977ddb00ab75a2fa62d2b1729fff10a9ad5583b
Diameter
170582462
Circumference
535900609.45046
Area
2.285381133684E+16
Volume
2.5989729359478E+24
Surface area
9.141524534736E+16
Circumference
535900609.45046
Perimeter
341164924
Area
7274594085495361
Diagonal
120620015.6317
Surface area
43647564512972166
Volume
6.2045908457722E+23
Space diagonal
147728745.53209
Perimeter
255873693
Area
3.1499916401295E+15
Altitude
73864372.766047
Surface area
3.1499916401295E+15
Volume
7.3121804358891E+22
Height
40206671.877232