Properties of the Number 51113

Fifty-One Thousand One Hundred Thirteen

Basics

Value: 51112 → 51113 → 51114

Parity: odd

Prime: No

Previous Prime: 51109

Next Prime: 51131

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 79 × 647

Divisors: 1, 79, 647, 51113

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011110101001

Octal: 143651

Duodecimal: 256B5

Hexadecimal: c7a9

Square: 2612538769

Square Root: 226.0818435876707

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 replacing each nonzero digit d with the d-th prime (replacing each 0 digit with a 1) yields a square. A48383

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 1, -1), (1, 0, -1), (1, 1, 1)}. A149542

Number of active (ON, black) cells at stage 2ⁿ-1 of the two-dimensional cellular automaton defined by "Rule 565", based on the 5-celled von Neumann neighborhood. A272944

Number of monotone Boolean functions of n variables with 5 mincuts. A51113

Triangle T(n,k) = A008292(n+1,k+1) + A060187(n+1,k+1)- 1 read along rows 0<=k<=n. A176490

Number of rational knots and links with n crossings with unknotting (unlinking) gap. A90936

Indices of primes in sequence defined by A(0) = 53, A(n) = 10·A(n-1) - 17 for n > 0. A101570

Numbers k such that 5·10^k + R_k + 2 is a prime, where R_k = 11...1 is the repunit (A002275) of length k. A103005