Properties of the Number 71116

Seventy-One Thousand One Hundred Sixteen

Basics

Value: 71115 → 71116 → 71117

Parity: even

Prime: No

Previous Prime: 71089

Next Prime: 71119

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 23 × 773

Divisors: 1, 2, 4, 23, 46, 92, 773, 1546, 3092, 17779

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001010111001100

Octal: 212714

Duodecimal: 351A4

Hexadecimal: 115cc

Square: 5057485456

Square Root: 266.6758331757867

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

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A253993

Structured small rhombicubeoctahedral numbers. A100149

Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=3, k=-2 and l=0. A177115

Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A253987

Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A253995

Least m such that σ(n + φ(m)) = σ(φ(m)). A71116