638694741 (number)

638694741 is an odd 9-digits composite number following 638694740 and preceding 638694742. In scientific notation, it is written as 6.38694741 × 10^8. The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors. There are 425796492 positive integers (up to 638694741) that are relatively prime to 638694741.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred ninety-four thousand seven hundred forty-one

Notation

Scientific notation 6.38694741 × 10^8
Engineering notation 6.38694741 × 10^6

Prime Factorization of 638694741

Prime Factorization 3 × 212898247

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 638694741
Product of the distinct prime numbers

The prime factorization of 638694741 is 3 × 212898247. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 8, 48, 46, 685, 698, 5450, 5508, 47075, 3106, 836984, 980183, 2846022, 8283137, 71484353, 95105314, 532039730, 329874614, 5990716622, 5771363327

Basic calculations (n = 638694741)

Multiplication

n×y
n×2 1277389482
n×3 1916084223
n×4 2554778964
n×5 3193473705

Division

n÷y
n÷2 319347370.5
n÷3 212898247
n÷3 159673685.25
n÷5 127738948.2

Exponentiation

ny
n2 407930972181057081
n3 2.6054336662306E+26
n4 1.6640767806458E+35
n5 1.0628370884187E+44

Nth Root

y√n
2√n 25272.410668553
3√n 861.18762410371
4√n 158.97298722913
5√n 57.684438297228

Divisors of 638694741

1, 3, 212898247, 638694741

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638694740
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638694741 can be divided by 4 positive divisors. The sum of these divisors (counting 638694741) is 1, the average is 0.25.

Base conversion 638694741

Base System Value
2 Binary 100110000100011011010101010101
3 Ternary 1122111211001110210
4 Quaternary 212010123111111
5 Quinary 2302001212431
6 Senary 143213240033
8 Octal 4604332525
10 Decimal 638694741
12 Duodecimal 159a93019
16 Hexadecimal 2611b555
20 Vigesimal 9jbggh1
36 Base36 ak9g0l

Cryptographic Hash Functions

md5 05ad26404eacf04065f7f24efc80219b
sha1 c4f0414f92460093154b915227b4627c22af9f63
sha256 6ad3d8d879def4fbd9390275b496e080cbb5aeeb3d277c15ae19dbff0954aff5
sha512 f70cb77246a1f94bb070caeb45f4edae36e2bf9ce1e0d30f9344c7f88887dfb20ee02c53e5ea677923192a351306965cb72a2f8c5ec33789ba3b8083d1b58492
ripemd-160 977f0e985e49df0bf39bc7dba75a0a4b6fb53c76

638694741 as geometric shapes

Circle

Radius = n
Diameter 1277389482
Circumference 4013037412.4241
Area 1.2815529453758E+18

Sphere

Radius = n
Volume 1.0913615020327E+27
Surface area 5.126211781503E+18
Circumference 4013037412.4241

Square

Length = n
Perimeter 2554778964
Area 407930972181057081
Diagonal 903250764.93857

Cube

Length = n
Surface area 2447585833086342486
Volume 2.6054336662306E+26
Space diagonal 1106251741.939

Equilateral Triangle

Length = n
Perimeter 1916084223
Area 1.7663929244964E+17
Altitude 553125870.96952

Triangular Pyramid

Length = n
Surface area 1.7663929244964E+17
Volume 3.0705330222056E+25
Height 301083588.31286