648984985 (number)

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.

Interesting facts

Basic properties

Name

Name six hundred forty-eight million nine hundred eighty-four thousand nine hundred eighty-five

Notation

Scientific notation 6.48984985 × 10^8
Engineering notation 6.48984985 × 10^6

Prime Factorization of 648984985

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.

Most popular turbo-numbers

Basic calculations (n = 648984985)

Multiplication

n×y
n×2 1297969970
n×3 1946954955
n×4 2595939940
n×5 3244924925

Division

n÷y
n÷2 324492492.5
n÷3 216328328.33333
n÷3 162246246.25
n÷5 129796997

Exponentiation

ny
n2 421181510755450225
n3 2.733404764399E+26
n4 1.7739386500224E+35
n5 1.1512595481757E+44

Nth Root

y√n
2√n 25475.183708857
3√n 865.78797521353
4√n 159.609472491
5√n 57.869126874198

Divisors of 648984985

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 conversion 648984985

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

Cryptographic Hash Functions

md5 2514727c392e88e2593b03f4992b2754
sha1 ea7100939d5a6c7e3355bea7da386bcb5b29cfa1
sha256 65f3a102b1aead3a9fd34062b155a9eece5f4f1a52a3d5ca92001a9b62f78ba3
sha512 81806bda3d3ac7cdacfbad1325b9513ec74fa1558e00112a072b814ffa9f5abb90c8483d4a561daffc8f1d31e595a0a2bd9dff59d1e6373b6d8b3a1a940ec056
ripemd-160 d4dbb2672aa8a67beb97a40dadb13ce6c9e38c0d

648984985 as geometric shapes

Circle

Radius = n
Diameter 1297969970
Circumference 4077692922.3322
Area 1.3231807400172E+18

Sphere

Radius = n
Volume 1.1449659102831E+27
Surface area 5.2927229600687E+18
Circumference 4077692922.3322

Square

Length = n
Perimeter 2595939940
Area 421181510755450225
Diagonal 917803367.5635

Cube

Length = n
Surface area 2527089064532701350
Volume 2.733404764399E+26
Space diagonal 1124074967.3693

Equilateral Triangle

Length = n
Perimeter 1946954955
Area 1.8237694395926E+17
Altitude 562037483.68466

Triangular Pyramid

Length = n
Surface area 1.8237694395926E+17
Volume 3.2213484077236E+25
Height 305934455.8545