638894037 (number)

638894037 is an odd 9-digits composite number following 638894036 and preceding 638894038. In scientific notation, it is written as 6.38894037 × 10^8. The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors. There are 425929356 positive integers (up to 638894037) that are relatively prime to 638894037.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.38894037 × 10^8
Engineering notation 6.38894037 × 10^6

Prime Factorization of 638894037

Prime Factorization 3 × 212964679

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 638894037
Product of the distinct prime numbers

The prime factorization of 638894037 is 3 × 212964679. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 7, 91, 9, 558, 553, 535, 3241, 17888, 45509, 14644, 350151, 9879947, 731850, 50090346, 73138551, 587830618, 236438686, 6010330754, 1036026376

Basic calculations (n = 638894037)

Multiplication

n×y
n×2 1277788074
n×3 1916682111
n×4 2555576148
n×5 3194470185

Division

n÷y
n÷2 319447018.5
n÷3 212964679
n÷3 159723509.25
n÷5 127778807.4

Exponentiation

ny
n2 408185590514157369
n3 2.6078733976882E+26
n4 1.6661547630339E+35
n5 1.0644963428215E+44

Nth Root

y√n
2√n 25276.353316885
3√n 861.27718874707
4√n 158.98538711745
5√n 57.688037776742

Divisors of 638894037

1, 3, 212964679, 638894037

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 -638894036
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 638894037 can be divided by 4 positive divisors. The sum of these divisors (counting 638894037) is 1, the average is 0.25.

Base conversion 638894037

Base System Value
2 Binary 100110000101001011111111010101
3 Ternary 1122112012011212010
4 Quaternary 212011023333111
5 Quinary 2302024102122
6 Senary 143221414433
8 Octal 4605137725
10 Decimal 638894037
12 Duodecimal 159b6a419
16 Hexadecimal 2614bfd5
20 Vigesimal 9jd1f1h
36 Base36 akdpsl

Cryptographic Hash Functions

md5 2a2412a076b684989393057ab9fe8aee
sha1 7f81f03dd3d8ec719b52661fa62cbf7060914c87
sha256 47eb53104c0506039c63c9796b8bb6042bb1d584965b5733127fedc932052c90
sha512 176b0837396ca8f2e95003cefaed5e9425077b99ff1855884fd2eb16448008dac3a11ddd78823b94cbd7952b3531f179b15fcd8631b3be9d998f2737f8c54c08
ripemd-160 7702fd5e84a69c4afb5f85bf9d0945f8b2f4f6e1

638894037 as geometric shapes

Circle

Radius = n
Diameter 1277788074
Circumference 4014289626.1231
Area 1.2823528524605E+18

Sphere

Radius = n
Volume 1.0923834543559E+27
Surface area 5.129411409842E+18
Circumference 4014289626.1231

Square

Length = n
Perimeter 2555576148
Area 408185590514157369
Diagonal 903532612.0447

Cube

Length = n
Surface area 2449113543084944214
Volume 2.6078733976882E+26
Space diagonal 1106596932.7368

Equilateral Triangle

Length = n
Perimeter 1916682111
Area 1.7674954542201E+17
Altitude 553298466.3684

Triangular Pyramid

Length = n
Surface area 1.7674954542201E+17
Volume 3.0734082733022E+25
Height 301177537.34823