85668081 is an odd 8-digits composite number following 85668080
and preceding 85668082 . In scientific notation, it is written as 8.5668081 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 57112052 positive integers (up to 85668081) that are relatively prime to 85668081.
85668081 has 4 divisors, whose sum is 114224112
The reverse of 85668081 is 18086658
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-five million six hundred sixty-eight thousand eighty-one
Scientific notation
8.5668081 × 10^7
Engineering notation
8.5668081 × 10^6
Prime Factorization
3 × 28556027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85668081
Product of the distinct prime numbers
The prime factorization of 85668081 is 3 × 28556027.
Since it has a total of 2 prime factors.
5 , 10 , 42 , 76 , 346 , 734 , 1540 , 3187 , 49680 , 71911 , 82292 , 506674 , 9773063 , 4204940 , 36543751 , 22940286 , 996021047 , 974476436 , 6724406990 , 9463907350
n×2
171336162
n×3
257004243
n×4
342672324
n×5
428340405
n÷2
42834040.5
n÷3
28556027
n÷3
21417020.25
n÷5
17133616.2
n2
7339020102222561
n3
6.2871976857783E+23
n4
5.3861216060827E+31
n5
4.6141870202574E+39
2 √n
9255.7053215841
3 √n
440.83189895065
4 √n
96.20657629073
5 √n
38.597911653125
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
-85668080
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 85668081 can be divided by 4 positive divisors.
The sum of these divisors (counting 85668081) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000110110011000011110001
3
Ternary
12222012101111220
4
Quaternary
11012303003301
5
Quinary
133412334311
6
Senary
12300055253
8
Octal
506630361
10
Decimal
85668081
12
Duodecimal
24834529
16
Hexadecimal
51b30f1
20
Vigesimal
16f8a41
36
Base36
1f05wx
md5
8293db5e08189c44f405ac711eae3e1e
sha1
e3415aa03852e407410e9e114f983eb2f2df39ab
sha256
b0d555b4540deb6b91fe6376197c81ec1e9cc0073fecb2d07c57e6bc3b813a74
sha512
4b7f4fc80d8c4d7795a6a407c8e43f59a9afe56e5d1781778532b88a45588ab1382a348b33e0ed7d67c364c11fdc1f9b0eaf5eb5db75b912428e5a9ee7daf95a
ripemd-160
67ff27a5443d652b49e8fc6384cb3cb07663928e
Diameter
171336162
Circumference
538268427.83347
Area
2.305621163769E+16
Volume
2.6335752081744E+24
Surface area
9.2224846550761E+16
Circumference
538268427.83347
Perimeter
342672324
Area
7339020102222561
Diagonal
121152962.01268
Surface area
44034120613335366
Volume
6.2871976857783E+23
Space diagonal
148381468.87893
Perimeter
257004243
Area
3.1778889237047E+15
Altitude
74190734.439463
Surface area
3.1778889237047E+15
Volume
7.409533530457E+22
Height
40384320.670892