Properties of the Number 24995

Twenty-Four Thousand Nine Hundred Ninety-Five

Basics

Value: 24994 → 24995 → 24996

Parity: odd

Prime: No

Previous Prime: 24989

Next Prime: 25013

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 4999

Divisors: 1, 5, 4999, 24995

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110000110100011

Octal: 60643

Duodecimal: 1256B

Hexadecimal: 61a3

Square: 624750025

Square Root: 158.09807082946963

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 15·2^k + 1 is prime. A2258

T(n,m) is the numerator of the resistance between two nodes located at the end of a side of length n of a rectangular electric network of n·m quadratic meshes in which all edges are replaced by one-ohm resistors, where T(n,m) is a square array read by descending antidiagonals. A357115

a(n) = [ a(n-1)/a(1) + a(n-3)/a(3) + a(n-5)/a(5) + ... ], for n >= 3. A22865

Number of (n+2)X5 0..2 matrices with each 3X3 subblock idempotent. A224601

a(n) is the smallest k such that the sum of the first k primes has exactly n prime factors, counting multiplicity. A385997

Composite numbers, not ending with 0, sharing a 3-digit sequence with some of its prime factors. A131523

Number of imprimitive transitive permutation groups of degree n. A132221

Number of n X n binary arrays with all ones connected only in a 10000-11111-10000 pattern in any orientation. A147075

Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 10000-11111-10000 pattern in any orientation. A147077

G.f. satisfies A(x) = (1 + x·A(x)²)*(1 + x²*A(x)). A200074