638996960 (number)

638996960 is an even 9-digits composite number following 638996959 and preceding 638996961. In scientific notation, it is written as 6.38996960 × 10^8. The sum of its digits is 56. It has a total of 8 prime factors and 48 positive divisors. There are 209848320 positive integers (up to 638996960) that are relatively prime to 638996960.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million nine hundred ninety-six thousand nine hundred sixty

Notation

Scientific notation 6.38996960 × 10^8
Engineering notation 6.38996960 × 10^6

Prime Factorization of 638996960

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2135 × 47 × 199

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 39937310
Product of the distinct prime numbers

The prime factorization of 638996960 is 2 × 2 × 2 × 2 × 2 × 2135 × 47 × 199. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 9, 87, 56, 234, 666, 106, 5026, 78017, 73900, 400493, 932508, 7217526, 5022680, 16962328, 2286444, 683578753, 774707748, 8976127958, 7374981642

Basic calculations (n = 638996960)

Multiplication

n×y
n×2 1277993920
n×3 1916990880
n×4 2555987840
n×5 3194984800

Division

n÷y
n÷2 319498480
n÷3 212998986.66667
n÷3 159749240
n÷5 127799392

Exponentiation

ny
n2 408317114889241600
n3 2.609133951302E+26
n4 1.6672286631147E+35
n5 1.0653540473552E+44

Nth Root

y√n
2√n 25278.389189187
3√n 861.32343557742
4√n 158.99178969112
5√n 57.689896314468

Divisors of 638996960

1, 2, 4, 8, 16, 32, 47, 94, 188, 199, 376, 398, 752, 796, 1504, 1592, 2135, 3184, 4270, 6368, 8540, 9353, 17080, 18706, 34160, 37412, 68320, 74824, 100345, 149648, 200690, 299296, 401380, 424865, 802760, 849730, 1605520, 1699460, 3211040, 3398920, 6797840, 13595680, 19968655, 39937310, 79874620, 159749240, 319498480, 638996960

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 -638996959
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 638996960 can be divided by 48 positive divisors. The sum of these divisors (counting 638996960) is 1, the average is 0.020833333333333.

Base conversion 638996960

Base System Value
2 Binary 100110000101100101000111100000
3 Ternary 1122112101102001002
4 Quaternary 212011211013200
5 Quinary 2302040400320
6 Senary 143223531132
8 Octal 4605450740
10 Decimal 638996960
12 Duodecimal 159bb9aa8
16 Hexadecimal 261651e0
20 Vigesimal 9jdec80
36 Base36 akfx7k

Cryptographic Hash Functions

md5 e55d41a20b39308e0d673e27c7d11a64
sha1 acc10d383d29f6dd72a2dd035ce777c1362daf31
sha256 6dadb400aaeba96805e42a9fc25f8bbbd4a6a5871f8718f7dced8eadb50f0cdc
sha512 caf406a19f3f02867390bfa934dbb27d4ad72a2eb15fc39e2c4a4ecc174a6ffe49127e281b77d168295d96bdbfae39912d1187e99e1f0086e5877e0ed56995f2
ripemd-160 f7a63def08ea7e09e11401ca92421d17fc100388

638996960 as geometric shapes

Circle

Radius = n
Diameter 1277993920
Circumference 4014936310.4044
Area 1.282766048471E+18

Sphere

Radius = n
Volume 1.0929114738189E+27
Surface area 5.1310641938841E+18
Circumference 4014936310.4044

Square

Length = n
Perimeter 2555987840
Area 408317114889241600
Diagonal 903678167.14718

Cube

Length = n
Surface area 2449902689335449600
Volume 2.609133951302E+26
Space diagonal 1106775200.6021

Equilateral Triangle

Length = n
Perimeter 1916990880
Area 1.7680649714703E+17
Altitude 553387600.30103

Triangular Pyramid

Length = n
Surface area 1.7680649714703E+17
Volume 3.0748938499828E+25
Height 301226055.71573