388626749 (number)

388626749 is an odd 9-digits composite number following 388626748 and preceding 388626750. In scientific notation, it is written as 3.88626749 × 10^8. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 313513920 positive integers (up to 388626749) that are relatively prime to 388626749.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88626749 × 10^8
Engineering notation 3.88626749 × 10^6

Prime Factorization of 388626749

Prime Factorization 7 × 17 × 3265771

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388626749
Product of the distinct prime numbers

The prime factorization of 388626749 is 7 × 17 × 3265771. Since it has a total of 3 prime factors.

Most popular turbo-numbers

4, 8, 69, 18, 520, 514, 9565, 1261, 43149, 2301, 629531, 608192, 5506382, 2392438, 28941147, 35336323, 669519709, 375815231, 2552125688, 60372951

Basic calculations (n = 388626749)

Multiplication

n×y
n×2 777253498
n×3 1165880247
n×4 1554506996
n×5 1943133745

Division

n÷y
n÷2 194313374.5
n÷3 129542249.66667
n÷3 97156687.25
n÷5 77725349.8

Exponentiation

ny
n2 151030750038309001
n3 5.869458938642E+25
n4 2.2810287457134E+34
n5 8.8646878582215E+42

Nth Root

y√n
2√n 19713.618363964
3√n 729.75581311748
4√n 140.4051935078
5√n 52.228377913634

Divisors of 388626749

1, 7, 17, 119, 3265771, 22860397, 55518107, 388626749

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388626748
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388626749 can be divided by 8 positive divisors. The sum of these divisors (counting 388626749) is 1, the average is 0.125.

Base conversion 388626749

Base System Value
2 Binary 10111001010011111100100111101
3 Ternary 1000002021021200022
4 Quaternary 113022133210331
5 Quinary 1243442023444
6 Senary 102321341525
8 Octal 2712374475
10 Decimal 388626749
12 Duodecimal aa1978a5
16 Hexadecimal 1729f93d
20 Vigesimal 618i6h9
36 Base36 6fdmbh

Cryptographic Hash Functions

md5 911d9a8ebd4c0eacfdbcf3eb240848cd
sha1 8409c188043d68b4e91ecd26af25f5b1dbb06b86
sha256 8e3cbf65623f36960fa388a25540f8b794b844de4ea5c4e20eabc5f388148b63
sha512 63a84c1f2334ca2c7afb46e6a3b1345f0b4e649f721e22ebca59fa9f9ce0bd1cbf4fe235fa88201565d27ff7952dd44779106e69eb3613c6f58dd22373f8c006
ripemd-160 05e074e0f2a3b03b0564ffeb06db8ff6aa2f26e6

388626749 as geometric shapes

Circle

Radius = n
Diameter 777253498
Circumference 2441813879.2938
Area 4.7447709478651E+17

Sphere

Radius = n
Volume 2.4585932109579E+26
Surface area 1.897908379146E+18
Circumference 2441813879.2938

Square

Length = n
Perimeter 1554506996
Area 151030750038309001
Diagonal 549601219.13676

Cube

Length = n
Surface area 906184500229854006
Volume 5.869458938642E+25
Space diagonal 673121274.44832

Equilateral Triangle

Length = n
Perimeter 1165880247
Area 6.5398233142897E+16
Altitude 336560637.22416

Triangular Pyramid

Length = n
Surface area 6.5398233142897E+16
Volume 6.9172236956829E+24
Height 183200406.37892