Properties of the Number 24865

Twenty-Four Thousand Eight Hundred Sixty-Five

Basics

Value: 24864 → 24865 → 24866

Parity: odd

Prime: No

Previous Prime: 24859

Next Prime: 24877

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 4973

Divisors: 1, 5, 4973, 24865

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110000100100001

Octal: 60441

Duodecimal: 12481

Hexadecimal: 6121

Square: 618268225

Square Root: 157.68639763784319

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

Triangle, read by rows, equal to the matrix inverse of Q=A113381. A114158

Numbers k such that rotating digits of k² left once still yields a square. A45878

Downward vertical of triangular spiral in A051682. A81272

Number of total cyclic orders Z on {0, ..., n-1} such that (i, (i+1) mod n, (i+2) mod n) in Z for 0 <= i < n. A295264

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>2. A211614

Those terms of A255571 whose every A080541/A080542-rotation is also a term of A255571. A258001

Integers k such that k·3^k + 2 is prime. A265121

Least k such that prime(k) + prime(k+1) contains n distinct prime divisors. A251609

Centered square numbers which are semiprime. A371016

Number of points in Z⁴ of norm <= n where the sum of the four entries is even. A380832