85756421 is an odd 8-digits composite number following 85756420
and preceding 85756422 . In scientific notation, it is written as 8.5756421 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 85729644 positive integers (up to 85756421) that are relatively prime to 85756421.
85756421 has 4 divisors, whose sum is 85783200
The reverse of 85756421 is 12465758
Previous prime number is 3719
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-five million seven hundred fifty-six thousand four hundred twenty-one
Scientific notation
8.5756421 × 10^7
Engineering notation
8.5756421 × 10^6
Prime Factorization
3719 × 23059
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85756421
Product of the distinct prime numbers
The prime factorization of 85756421 is 3719 × 23059.
Since it has a total of 2 prime factors.
7 , 3 , 52 , 77 , 701 , 820 , 8523 , 5825 , 16304 , 76624 , 314787 , 896802 , 5592578 , 1363918 , 1936312 , 33477944 , 361772733 , 73835120 , 8804965865 , 5187436122
n×2
171512842
n×3
257269263
n×4
343025684
n×5
428782105
n÷2
42878210.5
n÷3
28585473.666667
n÷3
21439105.25
n÷5
17151284.2
n2
7354163742729241
n3
6.3066676202442E+23
n4
5.4083724354873E+31
n5
4.6380266350245E+39
2 √n
9260.4762836476
3 √n
440.98337392735
4 √n
96.231368501376
5 √n
38.60586872164
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
-85756420
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 85756421 can be divided by 4 positive divisors.
The sum of these divisors (counting 85756421) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111001000101000000101
3
Ternary
12222100212200202
4
Quaternary
11013020220011
5
Quinary
133423201141
6
Senary
12302020245
8
Octal
507105005
10
Decimal
85756421
12
Duodecimal
24877685
16
Hexadecimal
51c8a05
20
Vigesimal
16fjb11
36
Base36
1f222t
md5
38a6d0008f087ef0bfe4dc050826ce8e
sha1
0645f816972970075d82a2908f45259629a1ba80
sha256
daa502ff9fac31947d12df17c787ea5693bb2b20f975478dc32d4486218d0a81
sha512
b1f66740f46d9531aa8480f0fce7f9a3a2352b02722b11f5d36663623517da3f8d44084789a849193cd6364fa2c598287ea7379664c3d6837a36e0cc5efb638d
ripemd-160
91c97db8be4826979ed76efd6d0b3128e15246d3
Diameter
171512842
Circumference
538823484.42351
Area
2.3103786787455E+16
Volume
2.6417307552523E+24
Surface area
9.2415147149818E+16
Circumference
538823484.42351
Perimeter
343025684
Area
7354163742729241
Diagonal
121277893.63878
Surface area
44124982456375446
Volume
6.3066676202442E+23
Space diagonal
148534478.24727
Perimeter
257269263
Area
3.184446312397E+15
Altitude
74267239.123633
Surface area
3.184446312397E+15
Volume
7.4324790682739E+22
Height
40425964.546259