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Properties of the Number 51148

Fifty-One Thousand One Hundred Forty-Eight

Basics

Value: 51147 → 51148 → 51149

Parity: even

Prime: No

Previous Prime: 51137

Next Prime: 51151

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 2 × 19 × 673

Divisors: 1, 2, 4, 19, 38, 76, 673, 1346, 2692, 12787

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011111001100

Octal: 143714

Duodecimal: 25724

Hexadecimal: c7cc

Square: 2616117904

Square Root: 226.15923593786746

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

Position of prime(n)# in A025487. A98719
Number of distinct circles that can be constructed from an n·n square grid of points using only a compass. A359931
a(n) = n*(16·n2 - 21·n + 7)/2. A260260
Inverse permutation to A181815. A329901
a(n) = sum of terms in n-th row of A078448. A78449
Antidiagonal sums of the convolution array A213783. A213760
Number of partitions of 2n prime to 3,5 with all odd parts occurring with even multiplicities. There is no restriction on the even parts. A103259
First appearance of n in A016014, or 0 if n never occurs. A239800
A triangular sequence of six back recursive polynomial that are Hermite H(x,n) like and alternating orthogonal on domain {-Infinity,Infinity} and weight function Exp[ -x2/2]:k=6 P(x, n) = Sum[If[Mod[m, 2] == 1, (m + 1)*xm*P(x, n - m), nm/2*P(x, n - m)], {m, 1, k}]. A138093
A triangular sequence of eight back recursive polynomials that are Hermite H(x,n) like and alternating orthogonal on domain {-Infinity,Infinity} and weight function Exp[ -x2/2]:k=8 P(x, n) = Sum[If[Mod[m, 2] == 1, (m + 1)*xm*P(x, n - m), nm/2*P(x, n - m)], {m, 1, k}]. A138094