Properties of the Number 25335

Twenty-Five Thousand Three Hundred Thirty-Five

Basics

Value: 25334 → 25335 → 25336

Parity: odd

Prime: No

Previous Prime: 25321

Next Prime: 25339

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 563

Divisors: 1, 3, 5, 9, 15, 45, 563, 1689, 2815, 5067

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110001011110111

Octal: 61367

Duodecimal: 127B3

Hexadecimal: 62f7

Square: 641862225

Square Root: 159.16972073858773

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: T(n,k) is the coefficient in the transformation ∑_k=0..n (k+1)*x^k = ∑_k=0..n T(n,k)*(x-k)^k. A247237

a(n) = the multiple of n which is > (sum{k=1 to n-1} a(k)) and is <= (n + sum{k=1 to n-1} a(k)). A128020

Number of subgroups of order n of the symmetric group Sym(n) on n symbols. A284210

Number of (n+1)X(n+1) -11..11 symmetric matrices with every 2X2 subblock having sum zero and one or three distinct values. A211712

The integer-valued quartic beginning: 0, 9, 0, 9, 7. A241290

Number of length 3 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11. A254950

Numbers that are the sum of 3 nonzero squares in 7 or more ways. A25335

G.f. satisfies: A(x/A(x)) = 1 + x·A(x)². A147664

The sum-and-erase sequence starting at 11: a(0) = 11; for n>=1, let m = a(n-1), and if m < 0, change m to an improper decimal "number" by replacing the minus sign by a single leading zero; then a(n) = A359142(m). A359143