390488889 (number)

390488889 is an odd 9-digits composite number following 390488888 and preceding 390488890. In scientific notation, it is written as 3.90488889 × 10^8. The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors. There are 223136424 positive integers (up to 390488889) that are relatively prime to 390488889.

Interesting facts

Basic properties

Name

Name three hundred ninety million four hundred eighty-eight thousand eight hundred eighty-nine

Notation

Scientific notation 3.90488889 × 10^8
Engineering notation 3.90488889 × 10^6

Prime Factorization of 390488889

Prime Factorization 7 × 21 × 2656387

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 390488889
Product of the distinct prime numbers

The prime factorization of 390488889 is 7 × 21 × 2656387. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 10, 94, 46, 987, 307, 930, 7548, 71936, 63812, 116652, 671647, 7417466, 1714209, 55239090, 45452032, 545244701, 108094032, 83359377, 1262183173

Basic calculations (n = 390488889)

Multiplication

n×y
n×2 780977778
n×3 1171466667
n×4 1561955556
n×5 1952444445

Division

n÷y
n÷2 195244444.5
n÷3 130162963
n÷3 97622222.25
n÷5 78097777.8

Exponentiation

ny
n2 152481572432454321
n3 5.9542359812122E+25
n4 2.3250629931474E+34
n5 9.0791126504914E+42

Nth Root

y√n
2√n 19760.791709848
3√n 730.91951994773
4√n 140.57308316263
5√n 52.278333651683

Divisors of 390488889

1, 7, 21, 147, 2656387, 18594709, 55784127, 390488889

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 -390488888
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 390488889 can be divided by 8 positive divisors. The sum of these divisors (counting 390488889) is 1, the average is 0.125.

Base conversion 390488889

Base System Value
2 Binary 10111010001100110001100111001
3 Ternary 1000012202220001110
4 Quaternary 113101212030321
5 Quinary 1244431121024
6 Senary 102425310533
8 Octal 2721461471
10 Decimal 390488889
12 Duodecimal aa935449
16 Hexadecimal 17466339
20 Vigesimal 620b249
36 Base36 6ghj5l

Cryptographic Hash Functions

md5 0c685b433568b5e948de20fcb8510b18
sha1 90f02001faf399a9fd47f896ce3afa0511c217b9
sha256 d43dcd553f70c5b606cb352cd88bc8a8d2db8d96a07f0316d2582d08f5f380a4
sha512 a84391e4fca36a116371428d7ef458bb9c5dbf7b162d6a525c312cb2fbfa7487b8d8a3e0c53499cff92e8e688e2c0f28c80e17e2305d4f45c0dff0658a21a4cc
ripemd-160 aa5942d0abd94a35f75489cb39e60157c79d6b1f

390488889 as geometric shapes

Circle

Radius = n
Diameter 780977778
Circumference 2453514049.9817
Area 4.7903498776162E+17

Sphere

Radius = n
Volume 2.4941045355088E+26
Surface area 1.9161399510465E+18
Circumference 2453514049.9817

Square

Length = n
Perimeter 1561955556
Area 152481572432454321
Diagonal 552234682.7798

Cube

Length = n
Surface area 914889434594725926
Volume 5.9542359812122E+25
Space diagonal 676346595.53912

Equilateral Triangle

Length = n
Perimeter 1171466667
Area 6.6026457667751E+16
Altitude 338173297.76956

Triangular Pyramid

Length = n
Surface area 6.6026457667751E+16
Volume 7.0171343985002E+24
Height 184078227.59327