Properties of the Number 11480

Eleven Thousand Four Hundred Eighty

Basics

Value: 11479 → 11480 → 11481

Parity: even

Prime: No

Previous Prime: 11471

Next Prime: 11483

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 7 × 41

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: Yes

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10110011011000

Octal: 26330

Duodecimal: 6788

Hexadecimal: 2cd8

Square: 131790400

Square Root: 107.144761887831

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Tetrahedral (or triangular pyramidal) numbers: a(n) = C(n+2,3) = n*(n+1)*(n+2)/6. A292

Sum of the first n even squares: a(n) = 2·n*(n+1)*(2·n+1)/3. A2492

Dodecahedral numbers: a(n) = n*(3·n - 1)*(3·n - 2)/2. A6566

Multiples of 14 containing a 14 in their decimal representation. A121034

4-dimensional figurate numbers: a(n) = (6·n-2)*binomial(n+2,3)/4. A2419

Number of subsets of {1..n} containing all of their integer products <= n. A326076

Row sums of A168281. A168380

Number of compositions of n into 4 ordered relatively prime parts. A742

Number of ways to write n as an ordered sum of 7 primes. A340963

Sum of the second largest parts of the partitions of n into 10 parts. A326597