388680928 (number)

388680928 is an even 9-digits composite number following 388680927 and preceding 388680929. In scientific notation, it is written as 3.88680928 × 10^8. The sum of its digits is 52. It has a total of 7 prime factors and 24 positive divisors. There are 182908416 positive integers (up to 388680928) that are relatively prime to 388680928.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred eighty thousand nine hundred twenty-eight

Notation

Scientific notation 3.88680928 × 10^8
Engineering notation 3.88680928 × 10^6

Prime Factorization of 388680928

Prime Factorization 2 × 2 × 2 × 2 × 2 × 17 × 714487

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 24292558
Product of the distinct prime numbers

The prime factorization of 388680928 is 2 × 2 × 2 × 2 × 2 × 17 × 714487. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 2, 35, 71, 520, 738, 2166, 9363, 98910, 82645, 818615, 675887, 8832871, 6791167, 37995283, 49680275, 894751194, 284590743, 9932176020, 6310176082

Basic calculations (n = 388680928)

Multiplication

n×y
n×2 777361856
n×3 1166042784
n×4 1554723712
n×5 1943404640

Division

n÷y
n÷2 194340464
n÷3 129560309.33333
n÷3 97170232
n÷5 77736185.6

Exponentiation

ny
n2 151072863790941184
n3 5.8719140893881E+25
n4 2.2823010173996E+34
n5 8.8708687741823E+42

Nth Root

y√n
2√n 19714.992467663
3√n 729.78972363541
4√n 140.41008677322
5√n 52.229834078713

Divisors of 388680928

1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 714487, 1428974, 2857948, 5715896, 11431792, 12146279, 22863584, 24292558, 48585116, 97170232, 194340464, 388680928

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388680927
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388680928 can be divided by 24 positive divisors. The sum of these divisors (counting 388680928) is 1, the average is 0.041666666666667.

Base conversion 388680928

Base System Value
2 Binary 10111001010101100110011100000
3 Ternary 1000002101000222221
4 Quaternary 113022230303200
5 Quinary 1244000242203
6 Senary 102322440424
8 Octal 2712546340
10 Decimal 388680928
12 Duodecimal aa203114
16 Hexadecimal 172acce0
20 Vigesimal 6195268
36 Base36 6fes4g

Cryptographic Hash Functions

md5 b9f7181db9161810cf916fc091190a72
sha1 f8d0a9b40f2034f11bd95c15e44dab067c422e9b
sha256 d257eb80701f9f9863aa73f84c4eddbe00652841096fe2e7e59805a24fc9cbe5
sha512 0db19469d138bb91fbe7d2c533c1c0b66c722b26edb95f8806b19561d8e5e0bc014872289d82701cb079f3553ba55b66b857bbada2086ec84b6114154485b0ae
ripemd-160 d0e1bb161a94a8a7e8e2fe0253c8c4f8b2523386

388680928 as geometric shapes

Circle

Radius = n
Diameter 777361856
Circumference 2442154295.9905
Area 4.7460939904239E+17

Sphere

Radius = n
Volume 2.4596216220976E+26
Surface area 1.8984375961696E+18
Circumference 2442154295.9905

Square

Length = n
Perimeter 1554723712
Area 151072863790941184
Diagonal 549677839.81336

Cube

Length = n
Surface area 906437182745647104
Volume 5.8719140893881E+25
Space diagonal 673215115.22902

Equilateral Triangle

Length = n
Perimeter 1166042784
Area 6.5416468932711E+16
Altitude 336607557.61451

Triangular Pyramid

Length = n
Surface area 6.5416468932711E+16
Volume 6.9201171185852E+24
Height 183225946.60445