85683721 is an odd 8-digits composite number following 85683720
and preceding 85683722 . In scientific notation, it is written as 8.5683721 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 82260360 positive integers (up to 85683721) that are relatively prime to 85683721.
85683721 has 12 divisors, whose sum is 89242896
The reverse of 85683721 is 12738658
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-five million six hundred eighty-three thousand seven hundred twenty-one
Scientific notation
8.5683721 × 10^7
Engineering notation
8.5683721 × 10^6
Prime Factorization
31 × 31 × 163 × 547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2763991
Product of the distinct prime numbers
The prime factorization of 85683721 is 31 × 31 × 163 × 547.
Since it has a total of 4 prime factors.
7 , 5 , 69 , 3 , 882 , 487 , 3136 , 4812 , 1826 , 6915 , 228085 , 604827 , 9899258 , 3629630 , 79554004 , 4380302 , 229184703 , 165153202 , 524483024 , 4775645339
n×2
171367442
n×3
257051163
n×4
342734884
n×5
428418605
n÷2
42841860.5
n÷3
28561240.333333
n÷3
21420930.25
n÷5
17136744.2
n2
7341700044405841
n3
6.2906417827056E+23
n4
5.3900559542029E+31
n5
4.6184005055431E+39
2 √n
9256.550167314
3 √n
440.85872415513
4 √n
96.210966980454
5 √n
38.599320876379
1 , 31 , 163 , 547 , 961 , 5053 , 16957 , 89161 , 156643 , 525667 , 2763991 , 85683721
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85683720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85683721 can be divided by 12 positive divisors.
The sum of these divisors (counting 85683721) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000110110110111000001001
3
Ternary
12222020011222011
4
Quaternary
11012312320021
5
Quinary
133413334341
6
Senary
12300255521
8
Octal
506667011
10
Decimal
85683721
12
Duodecimal
248415a1
16
Hexadecimal
51b6e09
20
Vigesimal
16fa961
36
Base36
1f0hzd
md5
0cc785c4abe88fad9270082985733870
sha1
c3bba71e6586624a7d0515c13d81730e4677fa0c
sha256
64fdcac7e6cd262cca69b57aefe36c8d994ede76a224bb213d49d7c792634f52
sha512
90a3f0e34b9a80a2fc8c0b88f6c89e7918c6e86e539300af6921c74e82dde3017d2a66c872f6921b7b885a8c844168e65a5e4485fa06f2fa96e209a6e8105328
ripemd-160
f2fbb7094a45244600d57a496a0ca1d152cc48e0
Diameter
171367442
Circumference
538366696.85167
Area
2.3064630924365E+16
Volume
2.6350178681217E+24
Surface area
9.2258523697461E+16
Circumference
538366696.85167
Perimeter
342734884
Area
7341700044405841
Diagonal
121175080.31279
Surface area
44050200266435046
Volume
6.2906417827056E+23
Space diagonal
148408558.15356
Perimeter
257051163
Area
3.1790493727104E+15
Altitude
74204279.076778
Surface area
3.1790493727104E+15
Volume
7.4135924376109E+22
Height
40391693.437597