15665972 (number)

15665972 is an even 8-digits composite number following 15665971 and preceding 15665973. In scientific notation, it is written as 1.5665972 × 10^7. The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors. There are 6683040 positive integers (up to 15665972) that are relatively prime to 15665972.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-five thousand nine hundred seventy-two

Notation

Scientific notation 1.5665972 × 10^7
Engineering notation 1.5665972 × 10^6

Prime Factorization of 15665972

Prime Factorization 2 × 2 × 7 × 2341 × 239

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7832986
Product of the distinct prime numbers

The prime factorization of 15665972 is 2 × 2 × 7 × 2341 × 239. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 4, 97, 54, 110, 400, 6172, 6843, 75891, 73262, 625036, 823304, 4778663, 9835392, 48322264, 83838684, 902366761, 943705316, 4516443878, 8896503933

Basic calculations (n = 15665972)

Multiplication

n×y
n×2 31331944
n×3 46997916
n×4 62663888
n×5 78329860

Division

n÷y
n÷2 7832986
n÷3 5221990.6666667
n÷3 3916493
n÷5 3133194.4

Exponentiation

ny
n2 245422678704784
n3 3.8447848127541E+21
n4 6.0232291222632E+28
n5 9.4359738778959E+35

Nth Root

y√n
2√n 3958.0262758097
3√n 250.21832661179
4√n 62.912846667511
5√n 27.478401770255

Divisors of 15665972

1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 2341, 3346, 4682, 6692, 9364, 16387, 32774, 65548, 559499, 1118998, 2237996, 3916493, 7832986, 15665972

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 -15665971
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 15665972 can be divided by 24 positive divisors. The sum of these divisors (counting 15665972) is 1, the average is 0.041666666666667.

Base conversion 15665972

Base System Value
2 Binary 111011110000101100110100
3 Ternary 1002110220200012
4 Quaternary 323300230310
5 Quinary 13002302342
6 Senary 1315435352
8 Octal 73605464
10 Decimal 15665972
12 Duodecimal 52b5b58
16 Hexadecimal ef0b34
20 Vigesimal 4hi4ic
36 Base36 9brxw

Cryptographic Hash Functions

md5 62e14fc0d2b89554c2f62f5fa9b0c1f4
sha1 e69d2406a10ae3d40ce3d690c747026dc01ffc8a
sha256 fee38d7c77d06f84f726326eb37515385810dbff05f7ad60fb88d6e33473683b
sha512 fafed58925945669438dc20ae1e987774cbf093fcfc03e7e00aa1874d1bbc12165afa12a0358d0b0646c86d8b325163c18f6c177b5e450ac593983969a13fb05
ripemd-160 f6c2920fb83d8561a8d5a4c516ac070928039d0e

15665972 as geometric shapes

Circle

Radius = n
Diameter 31331944
Circumference 98432205.093087
Area 7.7101808444328E+14

Sphere

Radius = n
Volume 1.6104996963176E+22
Surface area 3.0840723377731E+15
Circumference 98432205.093087

Square

Length = n
Perimeter 62663888
Area 245422678704784
Diagonal 22155030.070157

Cube

Length = n
Surface area 1472536072228704
Volume 3.8447848127541E+21
Space diagonal 27134259.453951

Equilateral Triangle

Length = n
Perimeter 46997916
Area 1.0627113721158E+14
Altitude 13567129.726976

Triangular Pyramid

Length = n
Surface area 1.0627113721158E+14
Volume 4.5311223555025E+20
Height 7385010.0233857