1388793721 (number)

1388793721 is an odd 10-digits composite number following 1388793720 and preceding 1388793722. In scientific notation, it is written as 1.388793721 × 10^9. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 1189913928 positive integers (up to 1388793721) that are relatively prime to 1388793721.

Interesting facts

Basic properties

Name

Name one billion three hundred eighty-eight million seven hundred ninety-three thousand seven hundred twenty-one

Notation

Scientific notation 1.388793721 × 10^9
Engineering notation 1.388793721 × 10^9

Prime Factorization of 1388793721

Prime Factorization 49 × 7823 × 3623

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1388793721
Product of the distinct prime numbers

The prime factorization of 1388793721 is 49 × 7823 × 3623. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 4, 9, 91, 353, 458, 1560, 5409, 38794, 17630, 540179, 572320, 7387570, 8276441, 75179353, 43931815, 158143683, 594168963, 151045783, 6677596752

Basic calculations (n = 1388793721)

Multiplication

n×y
n×2 2777587442
n×3 4166381163
n×4 5555174884
n×5 6943968605

Division

n÷y
n÷2 694396860.5
n÷3 462931240.33333
n÷3 347198430.25
n÷5 277758744.2

Exponentiation

ny
n2 1928747999489025841
n3 2.6786331110817E+27
n4 3.7200688455329E+36
n5 5.1664082543638E+45

Nth Root

y√n
2√n 37266.522791911
3√n 1115.69609948
4√n 193.04539049641
5√n 67.37946353334

Divisors of 1388793721

1, 49, 3623, 7823, 177527, 383327, 28342729, 1388793721

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 -1388793720
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 1388793721 can be divided by 8 positive divisors. The sum of these divisors (counting 1388793721) is 1, the average is 0.125.

Base conversion 1388793721

Base System Value
2 Binary 1010010110001110100111101111001
3 Ternary 10120210021000211111
4 Quaternary 1102301310331321
5 Quinary 10321012344341
6 Senary 345450400321
8 Octal 12261647571
10 Decimal 1388793721
12 Duodecimal 3291300a1
16 Hexadecimal 52c74f79
20 Vigesimal 11djj461
36 Base36 myuo3d

Cryptographic Hash Functions

md5 810f4d5dcdd84059020c0b0ed79caa23
sha1 e627b3237a2bdeb70bb0a8dc0ccf8b65f112f99a
sha256 a43feab9b0c416229b8cfa7df1437aa8fd8449b7421d7e21cfc50f7fb605fb3b
sha512 37ca618ddf79bb8d76def3c267c355d58ce941362d1a3470df6f25e34ac8ead60e1ddc28840350b4099cf402d009fe35f7d1974515f46deda670c4b3fea64d4f
ripemd-160 7e11e09e4ad3fc2a2ca834372022e29a7771c0a9

1388793721 as geometric shapes

Circle

Radius = n
Diameter 2777587442
Circumference 8726048302.4905
Area 6.0593405458207E+18

Sphere

Radius = n
Volume 1.1220232137915E+28
Surface area 2.4237362183283E+19
Circumference 8726048302.4905

Square

Length = n
Perimeter 5555174884
Area 1928747999489025841
Diagonal 1964050915.5768

Cube

Length = n
Surface area 1.1572487996934E+19
Volume 2.6786331110817E+27
Space diagonal 2405461286.0046

Equilateral Triangle

Length = n
Perimeter 4166381163
Area 8.3517238252796E+17
Altitude 1202730643.0023

Triangular Pyramid

Length = n
Surface area 8.3517238252796E+17
Volume 3.1567993952611E+26
Height 654683638.5256