640968800 (number)

640968800 is an even 9-digits composite number following 640968799 and preceding 640968801. In scientific notation, it is written as 6.40968800 × 10^8. The sum of its digits is 41. It has a total of 8 prime factors and 48 positive divisors. There are 242887680 positive integers (up to 640968800) that are relatively prime to 640968800.

Interesting facts

Basic properties

Name

Name six hundred forty million nine hundred sixty-eight thousand eight hundred

Notation

Scientific notation 6.40968800 × 10^8
Engineering notation 6.40968800 × 10^6

Prime Factorization of 640968800

Prime Factorization 2 × 2 × 2 × 2 × 2 × 25 × 19 × 42169

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 40060550
Product of the distinct prime numbers

The prime factorization of 640968800 is 2 × 2 × 2 × 2 × 2 × 25 × 19 × 42169. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 5, 9, 2, 353, 816, 2715, 6989, 29278, 1320, 640171, 288659, 2327052, 7195361, 8953511, 41589908, 378994487, 130279064, 5732211586, 107064409

Basic calculations (n = 640968800)

Multiplication

n×y
n×2 1281937600
n×3 1922906400
n×4 2563875200
n×5 3204844000

Division

n÷y
n÷2 320484400
n÷3 213656266.66667
n÷3 160242200
n÷5 128193760

Exponentiation

ny
n2 410841002573440000
n3 2.6333626441029E+26
n4 1.6879032939555E+35
n5 1.0818933488427E+44

Nth Root

y√n
2√n 25317.361631892
3√n 862.20849352065
4√n 159.11430366844
5√n 57.725456762999

Divisors of 640968800

1, 2, 4, 8, 16, 19, 25, 32, 38, 50, 76, 100, 152, 200, 304, 400, 475, 608, 800, 950, 1900, 3800, 7600, 15200, 42169, 84338, 168676, 337352, 674704, 801211, 1054225, 1349408, 1602422, 2108450, 3204844, 4216900, 6409688, 8433800, 12819376, 16867600, 20030275, 25638752, 33735200, 40060550, 80121100, 160242200, 320484400, 640968800

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -640968799
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 640968800 can be divided by 48 positive divisors. The sum of these divisors (counting 640968800) is 1, the average is 0.020833333333333.

Base conversion 640968800

Base System Value
2 Binary 100110001101000110100001100000
3 Ternary 1122200002120220012
4 Quaternary 212031012201200
5 Quinary 2303042000200
6 Senary 143334104052
8 Octal 4615064140
10 Decimal 640968800
12 Duodecimal 15a7ab028
16 Hexadecimal 26346860
20 Vigesimal a061200
36 Base36 alm6ow

Cryptographic Hash Functions

md5 3173f47f551a7f730928502cccbf8e5a
sha1 c45d1e8ca6654ab701e71b412cb9d4f591190441
sha256 3f6cda636ff5e7afa83c51f53c619edeadbf16a4a7beece273962942fc479803
sha512 8862dd938e676817767ba52ed2ee6ad6aabf1053e8b2faafa094ffcf6ab61ef469df56319a35e999e0fb088cf96400d03b84da453e22a2c8ac4db56d02f40330
ripemd-160 cd9542cee155e505742b90437c14401fb94cc774

640968800 as geometric shapes

Circle

Radius = n
Diameter 1281937600
Circumference 4027325746.5205
Area 1.2906950754782E+18

Sphere

Radius = n
Volume 1.1030603649269E+27
Surface area 5.1627803019127E+18
Circumference 4027325746.5205

Square

Length = n
Perimeter 2563875200
Area 410841002573440000
Diagonal 906466770.01801

Cube

Length = n
Surface area 2465046015440640000
Volume 2.6333626441029E+26
Space diagonal 1110190527.6665

Equilateral Triangle

Length = n
Perimeter 1922906400
Area 1.7789937257243E+17
Altitude 555095263.83323

Triangular Pyramid

Length = n
Surface area 1.7789937257243E+17
Volume 3.1034476382809E+25
Height 302155590.006