15442940 (number)

15442940 is an even 8-digits composite number following 15442939 and preceding 15442941. In scientific notation, it is written as 1.5442940 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors. There are 6177168 positive integers (up to 15442940) that are relatively prime to 15442940.

Interesting facts

Basic properties

Name

Name fifteen million four hundred forty-two thousand nine hundred forty

Notation

Scientific notation 1.5442940 × 10^7
Engineering notation 1.5442940 × 10^6

Prime Factorization of 15442940

Prime Factorization 2 × 2 × 5 × 772147

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7721470
Product of the distinct prime numbers

The prime factorization of 15442940 is 2 × 2 × 5 × 772147. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 2, 74, 14, 557, 351, 671, 2384, 22943, 29113, 583969, 324364, 7117987, 4029168, 53159593, 56643607, 236101936, 254741983, 7947139319, 6531673926

Basic calculations (n = 15442940)

Multiplication

n×y
n×2 30885880
n×3 46328820
n×4 61771760
n×5 77214700

Division

n÷y
n÷2 7721470
n÷3 5147646.6666667
n÷3 3860735
n÷5 3088588

Exponentiation

ny
n2 238484395843600
n3 3.682900215949E+21
n4 5.6874807060887E+28
n5 8.7831423295285E+35

Nth Root

y√n
2√n 3929.7506282206
3√n 249.02521746935
4√n 62.687723106048
5√n 27.399711928721

Divisors of 15442940

1, 2, 4, 5, 10, 20, 772147, 1544294, 3088588, 3860735, 7721470, 15442940

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15442939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15442940 can be divided by 12 positive divisors. The sum of these divisors (counting 15442940) is 1, the average is 0.083333333333333.

Base conversion 15442940

Base System Value
2 Binary 111010111010001111111100
3 Ternary 1002001120201202
4 Quaternary 322322033330
5 Quinary 12423133230
6 Senary 1310555032
8 Octal 72721774
10 Decimal 15442940
12 Duodecimal 5208a78
16 Hexadecimal eba3fc
20 Vigesimal 4ga770
36 Base36 96zuk

Cryptographic Hash Functions

md5 976258c09f12cf3afffe4903c857f76f
sha1 1ea9292d66ddab69efb525bb5db4e07c12e712a7
sha256 8f39dc2b960341d4e764a0c123b64ac6ff225ff309c2b93b1e6387bab09658cd
sha512 1be26de2f334eeeee35e2275881c4610219bb6b2d54ddc6e7b568e439a5715abafdbf9cc51f73e1ef1a21f3942c6cb342e94103e4f0a681c805325286550eace
ripemd-160 bb3870e200d7ba611f35eadbfd62142644486faa

15442940 as geometric shapes

Circle

Radius = n
Diameter 30885880
Circumference 97030853.707656
Area 7.4922082597805E+14

Sphere

Radius = n
Volume 1.5426896349773E+22
Surface area 2.9968833039122E+15
Circumference 97030853.707656

Square

Length = n
Perimeter 61771760
Area 238484395843600
Diagonal 21839615.190914

Cube

Length = n
Surface area 1430906375061600
Volume 3.682900215949E+21
Space diagonal 26747956.698238

Equilateral Triangle

Length = n
Perimeter 46328820
Area 1.0326677260337E+14
Altitude 13373978.349119

Triangular Pyramid

Length = n
Surface area 1.0326677260337E+14
Volume 4.3403395285515E+20
Height 7279871.7303047