Properties of the Number 2948

Two Thousand Nine Hundred Forty-Eight

Basics

Value: 2947 → 2948 → 2949

Parity: even

Prime: No

Previous Prime: 2939

Next Prime: 2953

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 11 × 67

Divisors: 1, 2, 4, 11, 22, 44, 67, 134, 268, 737

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101110000100

Octal: 5604

Duodecimal: 1858

Hexadecimal: b84

Square: 8690704

Square Root: 54.29548784199291

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

Powers of cube root of 20 rounded up. A18035

Numbers m such that 6·m+1 is a perfect square. A62717

Numbers m such that there are precisely 13 groups of order m. A292896

a(n) = n*(n + 23). A132765

T(n,k)=Number of nXk 0..1 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A279741

Four times second pentagonal numbers: a(n) = 2·n*(3·n+1). A33580

Number of cycles of n-digit numbers (including fixed points) under the Kaprekar map A151949. A164731

T(n,k)=Number of length n+4 0..k arrays with no five consecutive terms having four times any element equal to the sum of the remaining four. A249466

Numbers of the form k + wt(k) for exactly three distinct k, where wt(k) = A000120(k) is the binary weight of k. A230092

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261265