85821979 is an odd 8-digits composite number following 85821978
and preceding 85821980 . In scientific notation, it is written as 8.5821979 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 83728720 positive integers (up to 85821979) that are relatively prime to 85821979.
85821979 has 4 divisors, whose sum is 87915240
The reverse of 85821979 is 97912858
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty-five million eight hundred twenty-one thousand nine hundred seventy-nine
Scientific notation
8.5821979 × 10^7
Engineering notation
8.5821979 × 10^6
Prime Factorization
41 × 2093219
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85821979
Product of the distinct prime numbers
The prime factorization of 85821979 is 41 × 2093219.
Since it has a total of 2 prime factors.
9 , 7 , 22 , 67 , 704 , 929 , 8542 , 8825 , 26687 , 70226 , 135102 , 279074 , 7833398 , 3409485 , 58762377 , 34686196 , 473836557 , 161824662 , 9659412866 , 6399167794
n×2
171643958
n×3
257465937
n×4
343287916
n×5
429109895
n÷2
42910989.5
n÷3
28607326.333333
n÷3
21455494.75
n÷5
17164395.8
n2
7365412079476441
n3
6.3211424081117E+23
n4
5.4249295100497E+31
n5
4.6557818648797E+39
2 √n
9264.015274167
3 √n
441.0957177958
4 √n
96.249754670685
5 √n
38.611769504213
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
-85821978
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 85821979 can be divided by 4 positive divisors.
The sum of these divisors (counting 85821979) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111011000101000011011
3
Ternary
12222111012121211
4
Quaternary
11013120220123
5
Quinary
133432300404
6
Senary
12303243551
8
Octal
507305033
10
Decimal
85821979
12
Duodecimal
248a95b7
16
Hexadecimal
51d8a1b
20
Vigesimal
16g7eij
36
Base36
1f3gnv
md5
50576928985ca599b1a0ef6d8789eb43
sha1
41adc32deba13294b4ee79df995d8b95c1a40bc6
sha256
832bcf03407a75c17b7fe30cbdde77390f23e6d1fa0b797b5f18d4c5275e0ee4
sha512
8ca65eed6d183f0306e5769936de36355ed4fb9be60c4af6e25faca67b12e45898a3322432bfb6ade72f4fc0e18e61b1e4f3648547a5c6580099b10a367933fd
ripemd-160
361e8c631ddf7f54191a8c2afda8a6404453ae39
Diameter
171643958
Circumference
539235397.48588
Area
2.3139124479545E+16
Volume
2.6477939402158E+24
Surface area
9.2556497918179E+16
Circumference
539235397.48588
Perimeter
343287916
Area
7365412079476441
Diagonal
121370606.6515
Surface area
44192472476858646
Volume
6.3211424081117E+23
Space diagonal
148648028.03411
Perimeter
257465937
Area
3.1893169850837E+15
Altitude
74324014.017055
Surface area
3.1893169850837E+15
Volume
7.4495377693695E+22
Height
40456868.883833