12455985 (number)

12455985 is an odd 8-digits composite number following 12455984 and preceding 12455986. In scientific notation, it is written as 1.2455985 × 10^7. The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors. There are 6252288 positive integers (up to 12455985) that are relatively prime to 12455985.

Interesting facts

Basic properties

Name

Name twelve million four hundred fifty-five thousand nine hundred eighty-five

Notation

Scientific notation 1.2455985 × 10^7
Engineering notation 1.2455985 × 10^6

Prime Factorization of 12455985

Prime Factorization 15 × 17 × 48847

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 12455985
Product of the distinct prime numbers

The prime factorization of 12455985 is 15 × 17 × 48847. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 1, 66, 3, 285, 782, 7316, 6902, 96789, 8153, 644827, 977301, 8183801, 573575, 70475759, 87877848, 850731880, 274763282, 1024780061, 7558265013

Basic calculations (n = 12455985)

Multiplication

n×y
n×2 24911970
n×3 37367955
n×4 49823940
n×5 62279925

Division

n÷y
n÷2 6227992.5
n÷3 4151995
n÷3 3113996.25
n÷5 2491197

Exponentiation

ny
n2 155151562320225
n3 1.9325655329873E+21
n4 2.4072007290407E+28
n5 2.998405617292E+35

Nth Root

y√n
2√n 3529.3037557003
3√n 231.8067219528
4√n 59.407943540408
5√n 26.246754876712

Divisors of 12455985

1, 15, 17, 255, 48847, 732705, 830399, 12455985

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 -12455984
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 12455985 can be divided by 8 positive divisors. The sum of these divisors (counting 12455985) is 1, the average is 0.125.

Base conversion 12455985

Base System Value
2 Binary 101111100001000000110001
3 Ternary 212102211101210
4 Quaternary 233201000301
5 Quinary 11142042420
6 Senary 1122550333
8 Octal 57410061
10 Decimal 12455985
12 Duodecimal 42083a9
16 Hexadecimal be1031
20 Vigesimal 3hgjj5
36 Base36 7ez3l

Cryptographic Hash Functions

md5 8e1ba363b6b058845f2c80dffa771e8c
sha1 9dff8d9e71587291c9815ec1d7e8bc3cc57719cb
sha256 d6ee08779a71114a2e1639d12c17f89ce73afbc547b7b33761646064a1fdedf4
sha512 203f02f0c0ea5dc2ab92668b14fe844b7ccec001671cea6cc58c2badac8dab795468d33107bbd327a324a88a97d7a3bef491239eda691bf8cb0c0bd4e2a4799f
ripemd-160 81873965b0f36877e3fe03bfce247a4a80f10a19

12455985 as geometric shapes

Circle

Radius = n
Diameter 24911970
Circumference 78263261.938449
Area 4.874230083782E+14

Sphere

Radius = n
Volume 8.0951115746849E+21
Surface area 1.9496920335128E+15
Circumference 78263261.938449

Square

Length = n
Perimeter 49823940
Area 155151562320225
Diagonal 17615422.919716

Cube

Length = n
Surface area 930909373921350
Volume 1.9325655329873E+21
Space diagonal 21574398.878316

Equilateral Triangle

Length = n
Perimeter 37367955
Area 67182597203080
Altitude 10787199.439158

Triangular Pyramid

Length = n
Surface area 67182597203080
Volume 2.2775503224378E+20
Height 5871807.6399053