Properties of the Number 26425

Twenty-Six Thousand Four Hundred Twenty-Five

Basics

Value: 26424 → 26425 → 26426

Parity: odd

Prime: No

Previous Prime: 26423

Next Prime: 26431

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 7 × 151

Divisors: 1, 5, 7, 25, 35, 151, 175, 755, 1057, 3775

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110011100111001

Octal: 63471

Duodecimal: 13361

Hexadecimal: 6739

Square: 698280625

Square Root: 162.5576820700886

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 partitions of n such that 2*(greatest part) >= (number of parts). A237755

Numbers n for which there are exactly seven k such that n = k + (product of nonzero digits of k). A96928

Triangle read by rows: T(n,k) = number of partitions of [1..k] into n nonempty clumps of sizes 1, 2, 3 or 4 (n >= 0, 0 <= k <= 4n). A144643

Number of compositions (ordered partitions) of n into proper divisors of n. A294138

Triangle in A144643 read by columns downwards. A144644

Triangle in A144643 read upwards by columns. A144645

Binary "cubes"; numbers whose binary representation consists of three consecutive identical blocks. A297405

Integers k such that 10^k+97 is prime. A135107

Number of n X 2 0..1 arrays with each 1 adjacent to 2, 4 or 5 king-move neighboring 1s. A296968

a(n) = least positive integer > a(n-1) and not a(i)*a(j) for 1<=i<=j<=n, n >= 2. A26425