85457645 is an odd 8-digits composite number following 85457644
and preceding 85457646 . In scientific notation, it is written as 8.5457645 × 10^7.
The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors.
There are 53187840 positive integers (up to 85457645) that are relatively prime to 85457645.
85457645 has 32 divisors, whose sum is 128325120
The reverse of 85457645 is 54675458
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-five million four hundred fifty-seven thousand six hundred forty-five
Scientific notation
8.5457645 × 10^7
Engineering notation
8.5457645 × 10^6
Prime Factorization
13 × 7 × 5 × 61 × 3079
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
85457645
Product of the distinct prime numbers
The prime factorization of 85457645 is 13 × 7 × 5 × 61 × 3079.
Since it has a total of 5 prime factors.
8 , 5 , 89 , 99 , 333 , 545 , 1279 , 5071 , 50278 , 90417 , 130931 , 645031 , 1348316 , 9925295 , 58885838 , 49273443 , 254544022 , 277733530 , 880913855 , 187001361
n×2
170915290
n×3
256372935
n×4
341830580
n×5
427288225
n÷2
42728822.5
n÷3
28485881.666667
n÷3
21364411.25
n÷5
17091529
n2
7303009088946025
n3
6.2409795815492E+23
n4
5.3333941753228E+31
n5
4.5577930607981E+39
2 √n
9244.3304246441
3 √n
440.4706482487
4 √n
96.147441071742
5 √n
38.578930528311
1 , 5 , 7 , 13 , 35 , 61 , 65 , 91 , 305 , 427 , 455 , 793 , 2135 , 3079 , 3965 , 5551 , 15395 , 21553 , 27755 , 40027 , 107765 , 187819 , 200135 , 280189 , 939095 , 1314733 , 1400945 , 2441647 , 6573665 , 12208235 , 17091529 , 85457645
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85457644
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85457645 can be divided by 32 positive divisors.
The sum of these divisors (counting 85457645) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101000101111111101011101101
3
Ternary
12221210200211222
4
Quaternary
11011333223231
5
Quinary
133334121040
6
Senary
12251353125
8
Octal
505775355
10
Decimal
85457645
12
Duodecimal
247527a5
16
Hexadecimal
517faed
20
Vigesimal
16e2425
36
Base36
1evnjh
md5
0529a6e5bf0c649d1104fd80e881753d
sha1
e12f64c88af68e7e60c9102503ef571f78a5e926
sha256
48ce81573b0e63603a4e1dbe1866b336d147a09dd8f2adf5d63144a9301a9f4b
sha512
7859a116bd426f2a730cdd4ac941638122636ec52c84568a4496b31fc4a06996cbd2e60da6e90fcdbe49af1f234b494a04f890b2f1bd1f60c1967bced21a29e5
ripemd-160
46f179a311d2f74503958d97cfed23a94a68cf0a
Diameter
170915290
Circumference
536946219.45017
Area
2.2943079702932E+16
Volume
2.6142154139465E+24
Surface area
9.1772318811729E+16
Circumference
536946219.45017
Perimeter
341830580
Area
7303009088946025
Diagonal
120855360.56747
Surface area
43818054533676150
Volume
6.2409795815492E+23
Space diagonal
148016983.03518
Perimeter
256372935
Area
3.162295697548E+15
Altitude
74008491.517592
Surface area
3.162295697548E+15
Volume
7.3550649722671E+22
Height
40285120.189155