638654328 (number)

638654328 is an even 9-digits composite number following 638654327 and preceding 638654329. In scientific notation, it is written as 6.38654328 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 193954176 positive integers (up to 638654328) that are relatively prime to 638654328.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred fifty-four thousand three hundred twenty-eight

Notation

Scientific notation 6.38654328 × 10^8
Engineering notation 6.38654328 × 10^6

Prime Factorization of 638654328

Prime Factorization 2 × 2 × 2 × 39 × 9 × 79 × 2879

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 159663582
Product of the distinct prime numbers

The prime factorization of 638654328 is 2 × 2 × 2 × 39 × 9 × 79 × 2879. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 10, 98, 12, 341, 149, 211, 5820, 94888, 81672, 669173, 850737, 9354254, 740857, 92184733, 23946033, 592607601, 699710850, 7255290964, 3165377765

Basic calculations (n = 638654328)

Multiplication

n×y
n×2 1277308656
n×3 1915962984
n×4 2554617312
n×5 3193271640

Division

n÷y
n÷2 319327164
n÷3 212884776
n÷3 159663582
n÷5 127730865.6

Exponentiation

ny
n2 407879350673131584
n3 2.6049391260923E+26
n4 1.6636556470554E+35
n5 1.0625008792935E+44

Nth Root

y√n
2√n 25271.611108119
3√n 861.16946002245
4√n 158.97047244101
5√n 57.683708289586

Divisors of 638654328

1, 2, 4, 8, 9, 18, 36, 39, 72, 78, 79, 156, 158, 312, 316, 351, 632, 702, 711, 1404, 1422, 2808, 2844, 2879, 3081, 5688, 5758, 6162, 11516, 12324, 23032, 24648, 25911, 27729, 51822, 55458, 103644, 110916, 112281, 207288, 221832, 224562, 227441, 449124, 454882, 898248, 909764, 1010529, 1819528, 2021058, 2046969, 4042116, 4093938, 8084232, 8187876, 8870199, 16375752, 17740398, 35480796, 70961592, 79831791, 159663582, 319327164, 638654328

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638654327
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638654328 can be divided by 64 positive divisors. The sum of these divisors (counting 638654328) is 1, the average is 0.015625.

Base conversion 638654328

Base System Value
2 Binary 100110000100010001011101111000
3 Ternary 1122111202000001000
4 Quaternary 212010101131320
5 Quinary 2301443414303
6 Senary 143212325000
8 Octal 4604213570
10 Decimal 638654328
12 Duodecimal 159a73760
16 Hexadecimal 26111778
20 Vigesimal 9jbbfg8
36 Base36 ak8ku0

Cryptographic Hash Functions

md5 7c4edfa830542b7b1a15f6f06f0ff77b
sha1 fa381fa6604dee00f7d693f1b28973d4eddf60a6
sha256 f9072b9be99e65ebe2835e57193a2a8355407cfdc7de119ce218f779e95bec04
sha512 c0655bdb2dd13a9c8f7301778851fa94248e77896a5e78d1b1d211bc398721d5dde079a9c9bb81d84aa8b1286481d3f3b1bd08bbd601cf6f555e12f60c582bc0
ripemd-160 3ac3b09f300141f94c3552d69486920f5d9e0bef

638654328 as geometric shapes

Circle

Radius = n
Diameter 1277308656
Circumference 4012783490.0563
Area 1.2813907716257E+18

Sphere

Radius = n
Volume 1.091154349544E+27
Surface area 5.1255630865027E+18
Circumference 4012783490.0563

Square

Length = n
Perimeter 2554617312
Area 407879350673131584
Diagonal 903193612.32588

Cube

Length = n
Surface area 2447276104038789504
Volume 2.6049391260923E+26
Space diagonal 1106181744.5698

Equilateral Triangle

Length = n
Perimeter 1915962984
Area 1.7661693968102E+17
Altitude 553090872.28488

Triangular Pyramid

Length = n
Surface area 1.7661693968102E+17
Volume 3.0699502010633E+25
Height 301064537.44196