85816891 is an odd 8-digits composite number following 85816890
and preceding 85816892 . In scientific notation, it is written as 8.5816891 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 85647784 positive integers (up to 85816891) that are relatively prime to 85816891.
85816891 has 4 divisors, whose sum is 85986000
The reverse of 85816891 is 19861858
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighty-five million eight hundred sixteen thousand eight hundred ninety-one
Scientific notation
8.5816891 × 10^7
Engineering notation
8.5816891 × 10^6
Prime Factorization
509 × 168599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85816891
Product of the distinct prime numbers
The prime factorization of 85816891 is 509 × 168599.
Since it has a total of 2 prime factors.
5 , 10 , 88 , 38 , 52 , 434 , 6775 , 2272 , 69516 , 28262 , 443227 , 403685 , 3838612 , 2111998 , 38829333 , 83309125 , 259801759 , 774513357 , 4060171809 , 2786049797
n×2
171633782
n×3
257450673
n×4
343267564
n×5
429084455
n÷2
42908445.5
n÷3
28605630.333333
n÷3
21454222.75
n÷5
17163378.2
n2
7364538780905881
n3
6.3200182182627E+23
n4
5.4236431455467E+31
n5
4.6544019264428E+39
2 √n
9263.7406591506
3 √n
441.08700076165
4 √n
96.248328084963
5 √n
38.611311669648
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
-85816890
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 85816891 can be divided by 4 positive divisors.
The sum of these divisors (counting 85816891) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111010111011000111011
3
Ternary
12222110221122101
4
Quaternary
11013113120323
5
Quinary
133432120031
6
Senary
12303204231
8
Octal
507273073
10
Decimal
85816891
12
Duodecimal
248a6677
16
Hexadecimal
51d763b
20
Vigesimal
16g724b
36
Base36
1f3cqj
md5
233f5e03d21ec8783afe3840515c83b4
sha1
dad46d33640b7201157a86a81d1b0f6935c40979
sha256
131b9d4fbccac576b58a172d0e32b63e44561ae8bccfe0930ecbc29be94fa049
sha512
89f3b5717a17c5e6c2bd58c9267ce3496cfe33eb7f37c655c6a4288d24772d503bec15a738680f9b877ebcfbb23b059c2397f3cff2fcc95641a3fd5ed0771519
ripemd-160
d9dc058ac1ef7498d838f7f8e29d3d8bbf51bbd5
Diameter
171633782
Circumference
539203428.63903
Area
2.3136380931171E+16
Volume
2.647323040673E+24
Surface area
9.2545523724684E+16
Circumference
539203428.63903
Perimeter
343267564
Area
7364538780905881
Diagonal
121363411.13289
Surface area
44187232685435286
Volume
6.3200182182627E+23
Space diagonal
148639215.3596
Perimeter
257450673
Area
3.1889388357101E+15
Altitude
74319607.6798
Surface area
3.1889388357101E+15
Volume
7.4482128989268E+22
Height
40454470.377631