388220986 (number)

388220986 is an even 9-digits composite number following 388220985 and preceding 388220987. In scientific notation, it is written as 3.88220986 × 10^8. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 194110492 positive integers (up to 388220986) that are relatively prime to 388220986.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88220986 × 10^8
Engineering notation 3.88220986 × 10^6

Prime Factorization of 388220986

Prime Factorization 2 × 194110493

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 388220986
Product of the distinct prime numbers

The prime factorization of 388220986 is 2 × 194110493. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 5, 6, 58, 659, 870, 8208, 1813, 58160, 11509, 619947, 42942, 4725101, 8081455, 86263740, 70085430, 838340375, 896111507, 8248313555, 3020248732

Basic calculations (n = 388220986)

Multiplication

n×y
n×2 776441972
n×3 1164662958
n×4 1552883944
n×5 1941104930

Division

n÷y
n÷2 194110493
n÷3 129406995.33333
n÷3 97055246.5
n÷5 77644197.2

Exponentiation

ny
n2 150715533970812196
n3 5.8510933203665E+25
n4 2.2715172180107E+34
n5 8.8185065409209E+42

Nth Root

y√n
2√n 19703.324237296
3√n 729.50174669561
4√n 140.36853008169
5√n 52.217467084859

Divisors of 388220986

1, 2, 194110493, 388220986

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 -388220985
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 388220986 can be divided by 4 positive divisors. The sum of these divisors (counting 388220986) is 1, the average is 0.25.

Base conversion 388220986

Base System Value
2 Binary 10111001000111100100000111010
3 Ternary 1000001111200002001
4 Quaternary 113020330200322
5 Quinary 1243341032421
6 Senary 102304531214
8 Octal 2710744072
10 Decimal 388220986
12 Duodecimal aa020b0a
16 Hexadecimal 1723c83a
20 Vigesimal 6167c96
36 Base36 6f4x8a

Cryptographic Hash Functions

md5 0561582c5a251475257b0ff7c66955ca
sha1 09c80a59f694c1a661f65106ace5ff4a51e5d661
sha256 b579397a9a6db1088e7b78d12ccbc850e5f64abfdd5de0240b3ec187f6092972
sha512 9a4e62260d80d54265bf09a6733ac8b728c3edab2d2ab80a37bb6ecede77abea44b1a07f6253aab9574c6b5607254bcd990529b5760f65f0b4f72a9093879943
ripemd-160 9d867f803653f1f6badfc0ea9fdee1ccf0479fed

388220986 as geometric shapes

Circle

Radius = n
Diameter 776441972
Circumference 2439264395.174
Area 4.7348681430457E+17

Sphere

Radius = n
Volume 2.4509002387642E+26
Surface area 1.8939472572183E+18
Circumference 2439264395.174

Square

Length = n
Perimeter 1552883944
Area 150715533970812196
Diagonal 549027383.59906

Cube

Length = n
Surface area 904293203824873176
Volume 5.8510933203665E+25
Space diagonal 672418472.31649

Equilateral Triangle

Length = n
Perimeter 1164662958
Area 6.526174058183E+16
Altitude 336209236.15824

Triangular Pyramid

Length = n
Surface area 6.526174058183E+16
Volume 6.8955796069775E+24
Height 183009127.86635