639968320 (number)

639968320 is an even 9-digits composite number following 639968319 and preceding 639968321. In scientific notation, it is written as 6.39968320 × 10^8. The sum of its digits is 46. It has a total of 9 prime factors and 56 positive divisors. There are 253440000 positive integers (up to 639968320) that are relatively prime to 639968320.

Interesting facts

Basic properties

Name

Name six hundred thirty-nine million nine hundred sixty-eight thousand three hundred twenty

Notation

Scientific notation 6.39968320 × 10^8
Engineering notation 6.39968320 × 10^6

Prime Factorization of 639968320

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 101 × 19801

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 19999010
Product of the distinct prime numbers

The prime factorization of 639968320 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 101 × 19801. Since it has a total of 9 prime factors.

Most popular turbo-numbers

2, 6, 17, 52, 58, 1, 7423, 2791, 42709, 68639, 297158, 184104, 8375994, 6343548, 69969641, 76825199, 268806166, 535851132, 331397686, 2321998397

Basic calculations (n = 639968320)

Multiplication

n×y
n×2 1279936640
n×3 1919904960
n×4 2559873280
n×5 3199841600

Division

n÷y
n÷2 319984160
n÷3 213322773.33333
n÷3 159992080
n÷5 127993664

Exponentiation

ny
n2 409559450603622400
n3 2.6210507354292E+26
n4 1.6773894357874E+35
n5 1.0734760992066E+44

Nth Root

y√n
2√n 25297.595142622
3√n 861.75965650917
4√n 159.05217742182
5√n 57.707424915814

Divisors of 639968320

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 6464, 8080, 16160, 19801, 32320, 39602, 79204, 99005, 158408, 198010, 316816, 396020, 633632, 792040, 1267264, 1584080, 1999901, 3168160, 3999802, 6336320, 7999604, 9999505, 15999208, 19999010, 31998416, 39998020, 63996832, 79996040, 127993664, 159992080, 319984160, 639968320

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -639968319
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 639968320 can be divided by 56 positive divisors. The sum of these divisors (counting 639968320) is 1, the average is 0.017857142857143.

Base conversion 639968320

Base System Value
2 Binary 100110001001010010010001000000
3 Ternary 1122121012202111101
4 Quaternary 212021102101000
5 Quinary 2302312441240
6 Senary 143300424144
8 Octal 4611222100
10 Decimal 639968320
12 Duodecimal 15a3a8054
16 Hexadecimal 26252440
20 Vigesimal 9jjg0g0
36 Base36 al0qps

Cryptographic Hash Functions

md5 b6345b249afa33ed92b4259d6475de8d
sha1 2092793abdc56bf1b8788cf32ac33cd1c0711fd1
sha256 e81152ab0094748c5165d31b31d7b9f95e4de3a6f8fc53f02beb9baa8403b98e
sha512 8f9fd1229159b09bb62d0ed034b20c8123ebc3ba4fd7f2765d9671f6199c2c82ca8d7fcb8156fbae45fa835411c20d37d010fe4201da0ab87fffb05baa7977b4
ripemd-160 eddc9a4d94122a684f2da83bcda9d3024a6fc4c6

639968320 as geometric shapes

Circle

Radius = n
Diameter 1279936640
Circumference 4021039545.2844
Area 1.2866689612246E+18

Sphere

Radius = n
Volume 1.0979031646814E+27
Surface area 5.1466758448984E+18
Circumference 4021039545.2844

Square

Length = n
Perimeter 2559873280
Area 409559450603622400
Diagonal 905051877.63312

Cube

Length = n
Surface area 2457356703621734400
Volume 2.6210507354292E+26
Space diagonal 1108457645.4745

Equilateral Triangle

Length = n
Perimeter 1919904960
Area 1.7734444429137E+17
Altitude 554228822.73725

Triangular Pyramid

Length = n
Surface area 1.7734444429137E+17
Volume 3.08893791476E+25
Height 301683959.21104