648984985 is an odd 9-digits composite number following 648984984
and preceding 648984986 . In scientific notation, it is written as 6.48984985 × 10^8.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 471989040 positive integers (up to 648984985) that are relatively prime to 648984985.
648984985 has 8 divisors, whose sum is 849580416
The reverse of 648984985 is 589489846
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 61
Digital Root 7
Name
six hundred forty-eight million nine hundred eighty-four thousand nine hundred eighty-five
Scientific notation
6.48984985 × 10^8
Engineering notation
6.48984985 × 10^6
Prime Factorization
5 × 11 × 11799727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
648984985
Product of the distinct prime numbers
The prime factorization of 648984985 is 5 × 11 × 11799727.
Since it has a total of 3 prime factors.
4 , 5 , 80 , 17 , 180 , 862 , 6084 , 3493 , 6063 , 47287 , 452054 , 15410 , 859392 , 4223175 , 88383218 , 73372148 , 285847437 , 601652935 , 3624715597 , 8833464405
n×2
1297969970
n×3
1946954955
n×4
2595939940
n×5
3244924925
n÷2
324492492.5
n÷3
216328328.33333
n÷3
162246246.25
n÷5
129796997
n2
421181510755450225
n3
2.733404764399E+26
n4
1.7739386500224E+35
n5
1.1512595481757E+44
2 √n
25475.183708857
3 √n
865.78797521353
4 √n
159.609472491
5 √n
57.869126874198
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-648984984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 648984985 can be divided by 8 positive divisors.
The sum of these divisors (counting 648984985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101011101011100110011001
3
Ternary
1200020011212000221
4
Quaternary
212223223212121
5
Quinary
2312120004420
6
Senary
144222000041
8
Octal
4653534631
10
Decimal
648984985
12
Duodecimal
161416021
16
Hexadecimal
26aeb999
20
Vigesimal
a2g3295
36
Base36
aqe00p
md5
2514727c392e88e2593b03f4992b2754
sha1
ea7100939d5a6c7e3355bea7da386bcb5b29cfa1
sha256
65f3a102b1aead3a9fd34062b155a9eece5f4f1a52a3d5ca92001a9b62f78ba3
sha512
81806bda3d3ac7cdacfbad1325b9513ec74fa1558e00112a072b814ffa9f5abb90c8483d4a561daffc8f1d31e595a0a2bd9dff59d1e6373b6d8b3a1a940ec056
ripemd-160
d4dbb2672aa8a67beb97a40dadb13ce6c9e38c0d
Diameter
1297969970
Circumference
4077692922.3322
Area
1.3231807400172E+18
Volume
1.1449659102831E+27
Surface area
5.2927229600687E+18
Circumference
4077692922.3322
Perimeter
2595939940
Area
421181510755450225
Diagonal
917803367.5635
Surface area
2527089064532701350
Volume
2.733404764399E+26
Space diagonal
1124074967.3693
Perimeter
1946954955
Area
1.8237694395926E+17
Altitude
562037483.68466
Surface area
1.8237694395926E+17
Volume
3.2213484077236E+25
Height
305934455.8545