642000640 (number)

642000640 is an even 9-digits composite number following 642000639 and preceding 642000641. In scientific notation, it is written as 6.42000640 × 10^8. The sum of its digits is 22. It has a total of 10 prime factors and 36 positive divisors. There are 256799744 positive integers (up to 642000640) that are relatively prime to 642000640.

Interesting facts

Basic properties

Name

Name six hundred forty-two million six hundred forty

Notation

Scientific notation 6.42000640 × 10^8
Engineering notation 6.42000640 × 10^6

Prime Factorization of 642000640

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 501563

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 5015630
Product of the distinct prime numbers

The prime factorization of 642000640 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 501563. Since it has a total of 10 prime factors.

Most popular turbo-numbers

5, 1, 24, 50, 996, 909, 8896, 3777, 31923, 45520, 777820, 290772, 9053673, 320769, 35449324, 95981843, 378484406, 415238797, 7722519346, 1087782812

Basic calculations (n = 642000640)

Multiplication

n×y
n×2 1284001280
n×3 1926001920
n×4 2568002560
n×5 3210003200

Division

n÷y
n÷2 321000320
n÷3 214000213.33333
n÷3 160500160
n÷5 128400128

Exponentiation

ny
n2 412164821760409600
n3 2.6461007935567E+26
n4 1.6987984029679E+35
n5 1.0906296619364E+44

Nth Root

y√n
2√n 25337.731548029
3√n 862.6709103301
4√n 159.17830112182
5√n 57.744030246734

Divisors of 642000640

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 501563, 1003126, 2006252, 2507815, 4012504, 5015630, 8025008, 10031260, 16050016, 20062520, 32100032, 40125040, 64200064, 80250080, 128400128, 160500160, 321000320, 642000640

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -642000639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 642000640 can be divided by 36 positive divisors. The sum of these divisors (counting 642000640) is 1, the average is 0.027777777777778.

Base conversion 642000640

Base System Value
2 Binary 100110010001000010011100000000
3 Ternary 1122202001000022111
4 Quaternary 212101002130000
5 Quinary 2303323010030
6 Senary 143412145104
8 Octal 4621023400
10 Decimal 642000640
12 Duodecimal 15b008194
16 Hexadecimal 26442700
20 Vigesimal a0ca1c0
36 Base36 am8av4

Cryptographic Hash Functions

md5 f60c962c3150016930e8a55c8568a4f1
sha1 cf62dd743bf6471740c00d941447ac77376d21da
sha256 edc1a206de7455ecdd572a665339d7e4579107d8e6f5d9aef54a50d82fff0b13
sha512 94e255bcae8e680096a5c2c4d997aeda8052efe8dbc516e5e019d21f0190ef7c2d1d6e9e6bb59c1faeaa609c7f120355cd23faef88cdd135a85e76d33580795b
ripemd-160 388d7b16885a87ec27ea2e96f4f434d843533a0e

642000640 as geometric shapes

Circle

Radius = n
Diameter 1284001280
Circumference 4033808988.4479
Area 1.2948539761106E+18

Sphere

Radius = n
Volume 1.1083961084928E+27
Surface area 5.1794159044426E+18
Circumference 4033808988.4479

Square

Length = n
Perimeter 2568002560
Area 412164821760409600
Diagonal 907926012.14021

Cube

Length = n
Surface area 2472988930562457600
Volume 2.6461007935567E+26
Space diagonal 1111977726.9717

Equilateral Triangle

Length = n
Perimeter 1926001920
Area 1.784726030954E+17
Altitude 555988863.48587

Triangular Pyramid

Length = n
Surface area 1.784726030954E+17
Volume 3.1184596913784E+25
Height 302642004.04674