388628641 (number)

388628641 is an odd 9-digits composite number following 388628640 and preceding 388628642. In scientific notation, it is written as 3.88628641 × 10^8. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 368174484 positive integers (up to 388628641) that are relatively prime to 388628641.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred twenty-eight thousand six hundred forty-one

Notation

Scientific notation 3.88628641 × 10^8
Engineering notation 3.88628641 × 10^6

Prime Factorization of 388628641

Prime Factorization 19 × 20454139

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 388628641
Product of the distinct prime numbers

The prime factorization of 388628641 is 19 × 20454139. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 7, 32, 18, 548, 694, 784, 2629, 41025, 71493, 273544, 423246, 9526379, 2548527, 79549291, 58784571, 146249484, 743005744, 6307857765, 9662415616

Basic calculations (n = 388628641)

Multiplication

n×y
n×2 777257282
n×3 1165885923
n×4 1554514564
n×5 1943143205

Division

n÷y
n÷2 194314320.5
n÷3 129542880.33333
n÷3 97157160.25
n÷5 77725728.2

Exponentiation

ny
n2 151032220605506881
n3 5.869544664113E+25
n4 2.281073166103E+34
n5 8.864903645642E+42

Nth Root

y√n
2√n 19713.666351037
3√n 729.75699736926
4√n 140.40536439551
5√n 52.228428767518

Divisors of 388628641

1, 19, 20454139, 388628641

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 -388628640
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 388628641 can be divided by 4 positive divisors. The sum of these divisors (counting 388628641) is 1, the average is 0.25.

Base conversion 388628641

Base System Value
2 Binary 10111001010100000000010100001
3 Ternary 1000002021101021101
4 Quaternary 113022200002201
5 Quinary 1243442104031
6 Senary 102321354401
8 Octal 2712400241
10 Decimal 388628641
12 Duodecimal aa198a01
16 Hexadecimal 172a00a1
20 Vigesimal 618ibc1
36 Base36 6fdns1

Cryptographic Hash Functions

md5 2e153faefe567300e68ce5c87d82cb35
sha1 c4a1492a465aa17fb38b4c06f2c63597f45162ac
sha256 7d2f4026d2ce9999cf4a968f905872517c71801c8f7d0fecfffda33dcc4b0f85
sha512 577adec4240543718ef8b546cf00fbc412fd6933993dbdc729224d1d37f8fd0578ca065189512a6941017b9c69da5bc143c73cb135b4039bc663c99d832d2a71
ripemd-160 f2927a77de7050a2b2e285e47d0524693abe7c1c

388628641 as geometric shapes

Circle

Radius = n
Diameter 777257282
Circumference 2441825767.0804
Area 4.7448171470961E+17

Sphere

Radius = n
Volume 2.4586291195593E+26
Surface area 1.8979268588385E+18
Circumference 2441825767.0804

Square

Length = n
Perimeter 1554514564
Area 151032220605506881
Diagonal 549603894.82882

Cube

Length = n
Surface area 906193323633041286
Volume 5.869544664113E+25
Space diagonal 673124551.48845

Equilateral Triangle

Length = n
Perimeter 1165885923
Area 6.5398869917172E+16
Altitude 336562275.74422

Triangular Pyramid

Length = n
Surface area 6.5398869917172E+16
Volume 6.9173247241194E+24
Height 183201298.27627