388639045 (number)

388639045 is an odd 9-digits composite number following 388639044 and preceding 388639046. In scientific notation, it is written as 3.88639045 × 10^8. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 308581504 positive integers (up to 388639045) that are relatively prime to 388639045.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred thirty-nine thousand forty-five

Notation

Scientific notation 3.88639045 × 10^8
Engineering notation 3.88639045 × 10^6

Prime Factorization of 388639045

Prime Factorization 5 × 263 × 479 × 617

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 388639045
Product of the distinct prime numbers

The prime factorization of 388639045 is 5 × 263 × 479 × 617. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 7, 28, 95, 389, 282, 3521, 2064, 12757, 12891, 377764, 485897, 1496351, 3187604, 48548048, 48177946, 123554402, 371905542, 7331992942, 1078959550

Basic calculations (n = 388639045)

Multiplication

n×y
n×2 777278090
n×3 1165917135
n×4 1554556180
n×5 1943195225

Division

n÷y
n÷2 194319522.5
n÷3 129546348.33333
n÷3 97159761.25
n÷5 77727809

Exponentiation

ny
n2 151040307298512025
n3 5.8700160785E+25
n4 2.2813174428829E+34
n5 8.8660903234385E+42

Nth Root

y√n
2√n 19713.930227126
3√n 729.76350943352
4√n 140.40630408613
5√n 52.228708406586

Divisors of 388639045

1, 5, 263, 479, 617, 1315, 2395, 3085, 125977, 162271, 295543, 629885, 811355, 1477715, 77727809, 388639045

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388639044
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388639045 can be divided by 16 positive divisors. The sum of these divisors (counting 388639045) is 1, the average is 0.0625.

Base conversion 388639045

Base System Value
2 Binary 10111001010100010100101000101
3 Ternary 1000002021220112201
4 Quaternary 113022202211011
5 Quinary 1243442422140
6 Senary 102321514501
8 Octal 2712424505
10 Decimal 388639045
12 Duodecimal aa1a2a31
16 Hexadecimal 172a2945
20 Vigesimal 618jhc5
36 Base36 6fdvt1

Cryptographic Hash Functions

md5 43b4cded210cbf67e64d49efec6f9e43
sha1 c688a6287778b5d9fb35f783de49f5dfc439f6b7
sha256 b1880024df947e46fe5c69f36eec617945849572ac318e7d8e35777cff040762
sha512 27a2bcfe42c938aa2e92bd74648e944a95185e28182d713cc7977006f797071e293a272bec25c0c5a39a7b3d5a6d64d52ea60927362f21bc0e56add92df75609
ripemd-160 f73fad06729e0dc6655f72554ef1150d23bd90af

388639045 as geometric shapes

Circle

Radius = n
Diameter 777278090
Circumference 2441891137.3403
Area 4.7450711980495E+17

Sphere

Radius = n
Volume 2.458826585156E+26
Surface area 1.8980284792198E+18
Circumference 2441891137.3403

Square

Length = n
Perimeter 1554556180
Area 151040307298512025
Diagonal 549618608.30673

Cube

Length = n
Surface area 906241843791072150
Volume 5.8700160785E+25
Space diagonal 673142571.74505

Equilateral Triangle

Length = n
Perimeter 1165917135
Area 6.540237155796E+16
Altitude 336571285.87252

Triangular Pyramid

Length = n
Surface area 6.540237155796E+16
Volume 6.9178802913024E+24
Height 183206202.76891