Properties of the Number 11400

Eleven Thousand Four Hundred

Basics

Value: 11399 → 11400 → 11401

Parity: even

Prime: No

Previous Prime: 11399

Next Prime: 11411

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 5 ² × 19

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010001000

Octal: 26210

Duodecimal: 6720

Hexadecimal: 2c88

Square: 129960000

Square Root: 106.7707825203131

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

a(n) = n * σ(A003961(n)), where A003961 shifts the prime factorization of n one step towards larger primes, and σ is the sum of the divisors of n. A341528

4 times hexagonal numbers: a(n) = 4·n*(2·n-1). A85250

Numbers k such that there is 1 prime between 100·k and 100·k + 99. A186393

a(n) = lcm(p-1, p+1) where p is the n-th prime. A84921

Let p = A002145(n) be the n-th prime == 3 (mod 4); a(n) is the multiplicative order of 2+-i modulo p in Gaussian integers. A385165

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with every 2X2 subblock ne-sw antidiagonal difference unequal to its neighbors horizontally and nw+se diagonal sum unequal to its neighbors vertically. A253698

a(n) = (n+1)*(n+3)*(n+8)/6. A297

Neither the unsorted prime signature of a(n) nor the negated unsorted prime signature of a(n) is unimodal. A332643

T(n,k)=Number of (n+1)X(k+1) binary arrays with no 2X2 subblock trace equal to any horizontal or vertical neighbor 2X2 subblock trace. A185769

Star of David matchstick numbers: a(n) = 6·n*(3·n+1). A45946