Properties of the Number 87675

Eighty-Seven Thousand Six Hundred Seventy-Five

Basics

Value: 87674 → 87675 → 87676

Parity: odd

Prime: No

Previous Prime: 87671

Next Prime: 87679

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 ² × 7 × 167

Divisors: 1, 3, 5, 7, 15, 21, 25, 35, 75, 105

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011001111011

Octal: 253173

Duodecimal: 428A3

Hexadecimal: 1567b

Square: 7686905625

Square Root: 296.0996453898586

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

Numbers k such that 2·k-1, 4·k-1, 6·k-1, 8·k-1 and 10·k-1 are primes. A124488

Numbers k such that 2·k-1, 4·k-1, 6·k-1, 8·k-1, 10·k-1 and 12·k-1 are primes. A124489

"CGK" (necklace, element, unlabeled) transform of 2,2,2,2,... A32156

Triangle read by rows, T(n,k) = |n,k|*h(k), where |n,k| are the Stirling cycle numbers and h(k) = hypergeom([-k+1,-k],[],1), for n>=0 and 0<=k<=n. A256548

Consider recurrence b(0) = (2n+1)/2, b(n) = b(0)*floor(b(n-1)); sequence gives first integer reached. A87675