648984987 (number)

648984987 is an odd 9-digits composite number following 648984986 and preceding 648984988. In scientific notation, it is written as 6.48984987 × 10^8. The sum of its digits is 63. It has a total of 3 prime factors and 8 positive divisors. There are 370848456 positive integers (up to 648984987) that are relatively prime to 648984987.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.48984987 × 10^8
Engineering notation 6.48984987 × 10^6

Prime Factorization of 648984987

Prime Factorization 21 × 9 × 3433783

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 648984987
Product of the distinct prime numbers

The prime factorization of 648984987 is 21 × 9 × 3433783. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 4, 25, 95, 459, 799, 9292, 8017, 33227, 67795, 381212, 965445, 7793266, 8955749, 24005006, 62779255, 167208957, 812473947, 7403735010, 238128464

Basic calculations (n = 648984987)

Multiplication

n×y
n×2 1297969974
n×3 1946954961
n×4 2595939948
n×5 3244924935

Division

n÷y
n÷2 324492493.5
n÷3 216328329
n÷3 162246246.75
n÷5 129796997.4

Exponentiation

ny
n2 421181513351390169
n3 2.7334047896699E+26
n4 1.7739386718897E+35
n5 1.1512595659151E+44

Nth Root

y√n
2√n 25475.183748111
3√n 865.78797610291
4√n 159.60947261397
5√n 57.869126909865

Divisors of 648984987

1, 9, 21, 189, 3433783, 30904047, 72109443, 648984987

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 -648984986
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 648984987 can be divided by 8 positive divisors. The sum of these divisors (counting 648984987) is 1, the average is 0.125.

Base conversion 648984987

Base System Value
2 Binary 100110101011101011100110011011
3 Ternary 1200020011212001000
4 Quaternary 212223223212123
5 Quinary 2312120004422
6 Senary 144222000043
8 Octal 4653534633
10 Decimal 648984987
12 Duodecimal 161416023
16 Hexadecimal 26aeb99b
20 Vigesimal a2g3297
36 Base36 aqe00r

Cryptographic Hash Functions

md5 3dfac7608d89870840c9657803a28d6b
sha1 1b3023539bea63ae2acfc4f222dc12a4870be86c
sha256 a02b4d08b4170bfb094e3d148a4c47311e26068229f81fad28688c2b02005f65
sha512 c25b6cfaa9466cdfa6666c52f4b0a3e21a751751b8a91cb4611a972670575f9fa5e96175864187d54fb5438f058bcb5ec72286680cd1bd003d067d330d23cdbf
ripemd-160 ee5d8eead2bf0c22eb4b8e888dcb7a2033db9041

648984987 as geometric shapes

Circle

Radius = n
Diameter 1297969974
Circumference 4077692934.8985
Area 1.3231807481726E+18

Sphere

Radius = n
Volume 1.1449659208686E+27
Surface area 5.2927229926902E+18
Circumference 4077692934.8985

Square

Length = n
Perimeter 2595939948
Area 421181513351390169
Diagonal 917803370.39193

Cube

Length = n
Surface area 2527089080108341014
Volume 2.7334047896699E+26
Space diagonal 1124074970.8334

Equilateral Triangle

Length = n
Perimeter 1946954961
Area 1.8237694508334E+17
Altitude 562037485.41671

Triangular Pyramid

Length = n
Surface area 1.8237694508334E+17
Volume 3.2213484375057E+25
Height 305934456.79731