15661401 (number)

15661401 is an odd 8-digits composite number following 15661400 and preceding 15661402. In scientific notation, it is written as 1.5661401 × 10^7. The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors. There are 8918784 positive integers (up to 15661401) that are relatively prime to 15661401.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-one thousand four hundred one

Notation

Scientific notation 1.5661401 × 10^7
Engineering notation 1.5661401 × 10^6

Prime Factorization of 15661401

Prime Factorization 3 × 7 × 2213 × 337

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 15661401
Product of the distinct prime numbers

The prime factorization of 15661401 is 3 × 7 × 2213 × 337. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 8, 32, 72, 450, 440, 4732, 4394, 40200, 17673, 946797, 318040, 9193459, 1251907, 20268465, 7008991, 591533056, 307441253, 2722127455, 9694534759

Basic calculations (n = 15661401)

Multiplication

n×y
n×2 31322802
n×3 46984203
n×4 62645604
n×5 78307005

Division

n÷y
n÷2 7830700.5
n÷3 5220467
n÷3 3915350.25
n÷5 3132280.2

Exponentiation

ny
n2 245279481282801
n3 3.8414203134419E+21
n4 6.016202393836E+28
n5 9.4222158187025E+35

Nth Root

y√n
2√n 3957.4487994161
3√n 250.1939881022
4√n 62.908257005071
5√n 27.476798059531

Divisors of 15661401

1, 3, 7, 21, 337, 1011, 2213, 2359, 6639, 7077, 15491, 46473, 745781, 2237343, 5220467, 15661401

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15661400
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15661401 can be divided by 16 positive divisors. The sum of these divisors (counting 15661401) is 1, the average is 0.0625.

Base conversion 15661401

Base System Value
2 Binary 111011101111100101011001
3 Ternary 1002110200101220
4 Quaternary 323233211121
5 Quinary 13002131101
6 Senary 1315402253
8 Octal 73574531
10 Decimal 15661401
12 Duodecimal 52b3389
16 Hexadecimal eef959
20 Vigesimal 4hhda1
36 Base36 9boex

Cryptographic Hash Functions

md5 57a37385545c0bc8b89032a798a7cb65
sha1 91a57595477aa480279952450528acdb6ea09f4e
sha256 1765792e1e84db89f8687325161369ae936b3c86ec1ffd3b272b04c43247c89d
sha512 b440453c085a769f9c4c213da823d64e3059d4280f340dfacd5b0b7b2dfcef224ee296ea4d1a85418fe86439eefa08154c3022083cef07bb9d7b1548ce8aa8da
ripemd-160 acbe430b9e1940a28fc59b6af1e1dcfce5c6652f

15661401 as geometric shapes

Circle

Radius = n
Diameter 31322802
Circumference 98403484.653048
Area 7.7056821647436E+14

Sphere

Radius = n
Volume 1.6090903781413E+22
Surface area 3.0822728658975E+15
Circumference 98403484.653048

Square

Length = n
Perimeter 62645604
Area 245279481282801
Diagonal 22148565.699964

Cube

Length = n
Surface area 1471676887696806
Volume 3.8414203134419E+21
Space diagonal 27126342.24971

Equilateral Triangle

Length = n
Perimeter 46984203
Area 1.0620913090899E+14
Altitude 13563171.124855

Triangular Pyramid

Length = n
Surface area 1.0620913090899E+14
Volume 4.5271572550376E+20
Height 7382855.2333212