638606970 (number)

638606970 is an even 9-digits composite number following 638606969 and preceding 638606971. In scientific notation, it is written as 6.38606970 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 164420928 positive integers (up to 638606970) that are relatively prime to 638606970.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred six thousand nine hundred seventy

Notation

Scientific notation 6.38606970 × 10^8
Engineering notation 6.38606970 × 10^6

Prime Factorization of 638606970

Prime Factorization 2 × 3 × 3 × 3 × 29 × 5 × 81559

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 70956330
Product of the distinct prime numbers

The prime factorization of 638606970 is 2 × 3 × 3 × 3 × 29 × 5 × 81559. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 1, 58, 49, 192, 450, 4940, 690, 33419, 11923, 172719, 664099, 5957862, 2348927, 98973651, 18591522, 176395600, 451829927, 7180539043, 2857308016

Basic calculations (n = 638606970)

Multiplication

n×y
n×2 1277213940
n×3 1915820910
n×4 2554427880
n×5 3193034850

Division

n÷y
n÷2 319303485
n÷3 212868990
n÷3 159651742.5
n÷5 127721394

Exponentiation

ny
n2 407818862132580900
n3 2.6043596785534E+26
n4 1.6631622431111E+35
n5 1.0621070006916E+44

Nth Root

y√n
2√n 25270.674110518
3√n 861.14817345703
4√n 158.96752533306
5√n 57.682852782634

Divisors of 638606970

1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 3915, 7830, 81559, 163118, 244677, 407795, 489354, 734031, 815590, 1223385, 1468062, 2202093, 2365211, 2446770, 3670155, 4404186, 4730422, 7095633, 7340310, 11010465, 11826055, 14191266, 21286899, 22020930, 23652110, 35478165, 42573798, 63860697, 70956330, 106434495, 127721394, 212868990, 319303485, 638606970

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 -638606969
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 638606970 can be divided by 64 positive divisors. The sum of these divisors (counting 638606970) is 1, the average is 0.015625.

Base conversion 638606970

Base System Value
2 Binary 100110000100000101111001111010
3 Ternary 1122111122121002000
4 Quaternary 212010011321322
5 Quinary 2301440410340
6 Senary 143211321430
8 Octal 4604057172
10 Decimal 638606970
12 Duodecimal 159a50276
16 Hexadecimal 26105e7a
20 Vigesimal 9jb5h8a
36 Base36 ak7kai

Cryptographic Hash Functions

md5 8956443013b614d44dffb164f6e6f1ba
sha1 396670ed974f50807c7f3df36fb95de92addbc09
sha256 ba7a1c770121f1a806e98d56118f41810a8b6a1683e38da3091393d910374f5a
sha512 b292368e33287f7c3939b2f4310e795355fa3ee75db54e39ae3be165bb206265ef6845783e4190ac0e892bcb23e505b3ee873cb426a9e83ea2ced6a94c1a2c71
ripemd-160 e9a2fbad9d45eecb743957d8634a3bba1018b1d4

638606970 as geometric shapes

Circle

Radius = n
Diameter 1277213940
Circumference 4012485930.9665
Area 1.2812007412711E+18

Sphere

Radius = n
Volume 1.0909116311265E+27
Surface area 5.1248029650843E+18
Circumference 4012485930.9665

Square

Length = n
Perimeter 2554427880
Area 407818862132580900
Diagonal 903126637.99999

Cube

Length = n
Surface area 2446913172795485400
Volume 2.6043596785534E+26
Space diagonal 1106099718.1076

Equilateral Triangle

Length = n
Perimeter 1915820910
Area 1.7659074737464E+17
Altitude 553049859.05381

Triangular Pyramid

Length = n
Surface area 1.7659074737464E+17
Volume 3.0692673155898E+25
Height 301042212.66666