85280784 is an even 8-digits composite number following 85280783
and preceding 85280785 . In scientific notation, it is written as 8.5280784 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 20 positive divisors.
There are 28426912 positive integers (up to 85280784) that are relatively prime to 85280784.
85280784 has 20 divisors, whose sum is 220308816
The reverse of 85280784 is 48708258
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-five million two hundred eighty thousand seven hundred eighty-four
Scientific notation
8.5280784 × 10^7
Engineering notation
8.5280784 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 1776683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10660098
Product of the distinct prime numbers
The prime factorization of 85280784 is 2 × 2 × 2 × 2 × 3 × 1776683.
Since it has a total of 6 prime factors.
5 , 5 , 88 , 61 , 233 , 21 , 9051 , 610 , 71586 , 98888 , 288135 , 862944 , 6399111 , 4764932 , 17737767 , 63781622 , 637932812 , 442999741 , 8196874389 , 7389376171
n×2
170561568
n×3
255842352
n×4
341123136
n×5
426403920
n÷2
42640392
n÷3
28426928
n÷3
21320196
n÷5
17056156.8
n2
7272812119654656
n3
6.2023111944885E+23
n4
5.2893796127796E+31
n5
4.5108244025146E+39
2 √n
9234.7595529066
3 √n
440.16657604782
4 √n
96.097656334099
5 √n
38.562948895235
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 1776683 , 3553366 , 5330049 , 7106732 , 10660098 , 14213464 , 21320196 , 28426928 , 42640392 , 85280784
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85280783
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85280784 can be divided by 20 positive divisors.
The sum of these divisors (counting 85280784) is 1, the average is 0.05.
Base
System
Value
2
Binary
101000101010100100000010000
3
Ternary
12221110201020120
4
Quaternary
11011110200100
5
Quinary
133312441114
6
Senary
12243510240
8
Octal
505244020
10
Decimal
85280784
12
Duodecimal
24688380
16
Hexadecimal
5154810
20
Vigesimal
16d01j4
36
Base36
1erv2o
md5
64643baddf61ea6b0117e12dad9cc060
sha1
b56a1a68b21793cf57f36974ffd56732915c9f8f
sha256
c9272e4481fdd611f606397a2408f44ae53ea69c2e34545658d483f76a45b1d4
sha512
2c25343a417ae3ecdd4e5f2885936c871c04369c70cee269b9ee0e6624aa438ea259d8a03a44d103868c2f75211a3a256b9541949526dcc7f820a6ecf3214b46
ripemd-160
dfff3abed4e1c5c5304cd1648a3730a2a08559af
Diameter
170561568
Circumference
535834969.01356
Area
2.2848213126046E+16
Volume
2.598018037851E+24
Surface area
9.1392852504184E+16
Circumference
535834969.01356
Perimeter
341123136
Area
7272812119654656
Diagonal
120605241.34261
Surface area
43636872717927936
Volume
6.2023111944885E+23
Space diagonal
147710650.79731
Perimeter
255842352
Area
3.1492200262861E+15
Altitude
73855325.398653
Surface area
3.1492200262861E+15
Volume
7.3094938410868E+22
Height
40201747.114203