Properties of the Number 18376

Eighteen Thousand Three Hundred Seventy-Six

Basics

Value: 18375 → 18376 → 18377

Parity: even

Prime: No

Previous Prime: 18371

Next Prime: 18379

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 2297

Divisors: 1, 2, 4, 8, 2297, 4594, 9188, 18376

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011111001000

Octal: 43710

Duodecimal: A774

Hexadecimal: 47c8

Square: 337677376

Square Root: 135.55810562264435

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

Number of n-bit base-2 deletable primes. A96235

T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock having a positive determinant. A186063

p-INVERT of (1,0,0,1,0,0,0,0,0,...), where p(S) = (1 - S)². A292324

Number of non-subset-sums of strict integer partitions of n. A365922

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with upper left element zero. A231144

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change -1,1 1,0 1,-1 or 0,-1. A264336

a(n) = n·F(n-1) + F(n), where F = A000045. A94588

Iccanobirt numbers (11 of 15): a(n) = R(a(n-1) + R(a(n-2)) + R(a(n-3))), where R is the digit reversal function A004086. A102121

Numbers k in which the digits of k² appear. A29774

Fibonacci sequence beginning 1, 18. A22108