Properties of the Number 9185

Nine Thousand One Hundred Eighty-Five

Basics

Value: 9184 → 9185 → 9186

Parity: odd

Prime: No

Previous Prime: 9181

Next Prime: 9187

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 11 × 167

Divisors: 1, 5, 11, 55, 167, 835, 1837, 9185

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001111100001

Octal: 21741

Duodecimal: 5395

Hexadecimal: 23e1

Square: 84364225

Square Root: 95.83840566286565

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

Convolution of primes with themselves. A14342

Number T(n,k) of entries in the k-th cycles of all permutations of [n] when cycles are ordered by decreasing lengths (and increasing smallest elements); triangle T(n,k), n>=1, 1<=k<=n, read by rows. A322384

T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with each row and column divisible by 15, read as a binary number with top and left being the most significant bits. A262457

a(n) = A379597(n) - A381710(n). A381711

Products of 3 distinct safe primes. A157354

a(n) = 12·n² - 8·n + 1. A185212

Expansion of ∏_k>=1 (1-q^2·k)²/(1-q^k)⁷. A350643

Square pyramorphic numbers: integers m such that the sum of the first m squares (A000330) ends in m. A93534

a(n) = n-th prime·n-th nonprime. A127118

Count of interior bounded regions in a regular 2n-sided polygon dissected by all diagonals parallel to sides. A165217