12451890 (number)

12451890 is an even 8-digits composite number following 12451889 and preceding 12451891. In scientific notation, it is written as 1.2451890 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 2979840 positive integers (up to 12451890) that are relatively prime to 12451890.

Interesting facts

Basic properties

Name

Name twelve million four hundred fifty-one thousand eight hundred ninety

Notation

Scientific notation 1.2451890 × 10^7
Engineering notation 1.2451890 × 10^6

Prime Factorization of 12451890

Prime Factorization 2 × 3 × 5 × 11 × 389 × 97

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 12451890
Product of the distinct prime numbers

The prime factorization of 12451890 is 2 × 3 × 5 × 11 × 389 × 97. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12451890)

Multiplication

n×y
n×2 24903780
n×3 37355670
n×4 49807560
n×5 62259450

Division

n÷y
n÷2 6225945
n÷3 4150630
n÷3 3112972.5
n÷5 2490378

Exponentiation

ny
n2 155049564572100
n3 1.9306601225997E+21
n4 2.4040367473998E+28
n5 2.993480113458E+35

Nth Root

y√n
2√n 3528.723565257
3√n 231.78131642634
4√n 59.403060234781
5√n 26.245028885583

Divisors of 12451890

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12451889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12451890 can be divided by 64 positive divisors. The sum of these divisors (counting 12451890) is 1, the average is 0.015625.

Base conversion 12451890

Base System Value
2 Binary 101111100000000000110010
3 Ternary 212102121210010
4 Quaternary 233200000302
5 Quinary 11141430030
6 Senary 1122515350
8 Octal 57400062
10 Decimal 12451890
12 Duodecimal 4205b56
16 Hexadecimal be0032
20 Vigesimal 3hg9ea
36 Base36 7evxu

Cryptographic Hash Functions

md5 1a6d807f49664c757ff7640b89081cb7
sha1 d5b7565dc40ee3a77e4c48bb88f18e45eed5afbb
sha256 43f37db3e6cbad7de6463cb803ec7f8bdeba78649f10626b7b8d056f703014fe
sha512 4b7b3d9e4f9f73a7018451a7fa411bd1bb191388a067a3b3a34a1f002e80d12a79719317736dcec0350ba40f86b82b9ed12c99bd493d917d63ac13e2c92e1ada
ripemd-160 1fa6e3c94dad726d51f1bdd7292e7056b59db6fe

12451890 as geometric shapes

Circle

Radius = n
Diameter 24903780
Circumference 78237532.294616
Area 4.8710257300201E+14

Sphere

Radius = n
Volume 8.0871302103173E+21
Surface area 1.948410292008E+15
Circumference 78237532.294616

Square

Length = n
Perimeter 49807560
Area 155049564572100
Diagonal 17609631.715178

Cube

Length = n
Surface area 930297387432600
Volume 1.9306601225997E+21
Space diagonal 21567306.130259

Equilateral Triangle

Length = n
Perimeter 37355670
Area 67138430882577
Altitude 10783653.065129

Triangular Pyramid

Length = n
Surface area 67138430882577
Volume 2.2753047747611E+20
Height 5869877.2383926