15665980 (number)

15665980 is an even 8-digits composite number following 15665979 and preceding 15665981. In scientific notation, it is written as 1.5665980 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 5696640 positive integers (up to 15665980) that are relatively prime to 15665980.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-five thousand nine hundred eighty

Notation

Scientific notation 1.5665980 × 10^7
Engineering notation 1.5665980 × 10^6

Prime Factorization of 15665980

Prime Factorization 2 × 2 × 11 × 5 × 71209

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7832990
Product of the distinct prime numbers

The prime factorization of 15665980 is 2 × 2 × 11 × 5 × 71209. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 5, 26, 43, 351, 797, 7857, 4061, 18094, 80245, 90615, 817627, 2933037, 4240995, 87692513, 57649535, 202250289, 501502872, 9157458331, 5109554738

Basic calculations (n = 15665980)

Multiplication

n×y
n×2 31331960
n×3 46997940
n×4 62663920
n×5 78329900

Division

n÷y
n÷2 7832990
n÷3 5221993.3333333
n÷3 3916495
n÷5 3133196

Exponentiation

ny
n2 245422929360400
n3 3.8447907029014E+21
n4 6.023241425584E+28
n5 9.435997970837E+35

Nth Root

y√n
2√n 3958.0272864143
3√n 250.21836920403
4√n 62.912854699292
5√n 27.478404576683

Divisors of 15665980

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71209, 142418, 284836, 356045, 712090, 783299, 1424180, 1566598, 3133196, 3916495, 7832990, 15665980

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15665979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15665980 can be divided by 24 positive divisors. The sum of these divisors (counting 15665980) is 1, the average is 0.041666666666667.

Base conversion 15665980

Base System Value
2 Binary 111011110000101100111100
3 Ternary 1002110220200111
4 Quaternary 323300230330
5 Quinary 13002302410
6 Senary 1315435404
8 Octal 73605474
10 Decimal 15665980
12 Duodecimal 52b5b64
16 Hexadecimal ef0b3c
20 Vigesimal 4hi4j0
36 Base36 9bry4

Cryptographic Hash Functions

md5 9afd2001bada585c0829ce664eba846d
sha1 ae49a7c29538cd2df0049c46984d3f440b2f2966
sha256 bc1f85c1f269e893efbee1a93fb5e2b7d6719bcfe2b9e39fa94a9ac5ad8f1154
sha512 45fbf59a650930ef5b3ee550f8316c8f9080dca98e25475f8ecc5417fdc612e4c6b752b78414c121d18bf17d300a3195035ad4cefcba1d85131c45e67c6edfd6
ripemd-160 cf69faabbfa9d4a16118615e6c50a53a0cb47c74

15665980 as geometric shapes

Circle

Radius = n
Diameter 31331960
Circumference 98432255.358569
Area 7.7101887190112E+14

Sphere

Radius = n
Volume 1.6105021635767E+22
Surface area 3.0840754876045E+15
Circumference 98432255.358569

Square

Length = n
Perimeter 62663920
Area 245422929360400
Diagonal 22155041.383866

Cube

Length = n
Surface area 1472537576162400
Volume 3.8447907029014E+21
Space diagonal 27134273.310358

Equilateral Triangle

Length = n
Perimeter 46997940
Area 1.0627124574865E+14
Altitude 13567136.655179

Triangular Pyramid

Length = n
Surface area 1.0627124574865E+14
Volume 4.5311292971077E+20
Height 7385013.7946219