Properties of the Number 7442

Seven Thousand Four Hundred Forty-Two

Basics

Value: 7441 → 7442 → 7443

Parity: even

Prime: No

Previous Prime: 7433

Next Prime: 7451

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 61 ²

Divisors: 1, 2, 61, 122, 3721, 7442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110100010010

Octal: 16422

Duodecimal: 4382

Hexadecimal: 1d12

Square: 55383364

Square Root: 86.2670273047588

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

Number of n-node unlabeled connected graphs without endpoints. A4108

a(n) = 2·prime(n)². A79704

a(n) = A005940(1+(1+(3·A156552(n)))) = (1/2) * A005940(1+(3·A156552(2·n))). A329603

Numbers m with the property that the symmetric representation of σ(m) has three parts of width one. A247687

Maximum number of regions into which the plane can be divided using n (concave) quadrilaterals. A77591

2·p², for p an odd prime. A143928

Numbers k such that k | 11^k + 1. A15960

Number of positive solutions to x²+y²+z² <= n². A253663

Numbers k such that there are only a finite nonzero number of sets of k consecutive triangular numbers that sum to a square. A176542

Number of base 6 n-digit numbers with adjacent digits differing by one or less. A126360