85215668 is an even 8-digits composite number following 85215667
and preceding 85215669 . In scientific notation, it is written as 8.5215668 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 42607832 positive integers (up to 85215668) that are relatively prime to 85215668.
85215668 has 6 divisors, whose sum is 149127426
The reverse of 85215668 is 86651258
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-five million two hundred fifteen thousand six hundred sixty-eight
Scientific notation
8.5215668 × 10^7
Engineering notation
8.5215668 × 10^6
Prime Factorization
2 × 2 × 21303917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42607834
Product of the distinct prime numbers
The prime factorization of 85215668 is 2 × 2 × 21303917.
Since it has a total of 3 prime factors.
9 , 8 , 3 , 11 , 682 , 97 , 8067 , 3978 , 95919 , 42378 , 209571 , 282122 , 3089330 , 8316210 , 73620020 , 79153938 , 916276733 , 19824138 , 9408358851 , 4219512323
n×2
170431336
n×3
255647004
n×4
340862672
n×5
426078340
n÷2
42607834
n÷3
28405222.666667
n÷3
21303917
n÷5
17043133.6
n2
7261710072686224
n3
6.1881147466629E+23
n4
5.2732433179753E+31
n5
4.493629518678E+39
2 √n
9231.2332870533
3 √n
440.05451803807
4 √n
96.079307278171
5 √n
38.557058160788
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85215667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85215668 can be divided by 6 positive divisors.
The sum of these divisors (counting 85215668) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101000101000100100110110100
3
Ternary
12221100101220212
4
Quaternary
11011010212310
5
Quinary
133303400133
6
Senary
12242244552
8
Octal
505044664
10
Decimal
85215668
12
Duodecimal
24656758
16
Hexadecimal
51449b4
20
Vigesimal
16cbj38
36
Base36
1eqgtw
md5
69848b1c6f1dfdc5a9a8e2377c258bfb
sha1
340f59cfc262fa4132b0e719914e1fd85ee622c5
sha256
e8ace4f92dd77acf757360524e1850af2d47fa93d95f503a45b91746531da06d
sha512
c274e9a93e2d48f293e412854d9eda87792e6290fed75fa7b7b3ca07f110b2a99a5f1cbd8fd4bda2871bc6e98f4aaca71499f3f85b08c246e147356a90494949
ripemd-160
49d0474477b42afa38d121d86674857b59cfd115
Diameter
170431336
Circumference
535425833.11909
Area
2.281333501685E+16
Volume
2.5920714436916E+24
Surface area
9.12533400674E+16
Circumference
535425833.11909
Perimeter
340862672
Area
7261710072686224
Diagonal
120513153.41228
Surface area
43570260436117344
Volume
6.1881147466629E+23
Space diagonal
147597866.57692
Perimeter
255647004
Area
3.1444126989318E+15
Altitude
73798933.288461
Surface area
3.1444126989318E+15
Volume
7.2927631668763E+22
Height
40171051.137428