Properties of the Number 61273

Sixty-One Thousand Two Hundred Seventy-Three

Basics

Value: 61272 → 61273 → 61274

Parity: odd

Prime: No

Previous Prime: 61261

Next Prime: 61283

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 71 × 863

Divisors: 1, 71, 863, 61273

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111101011001

Octal: 167531

Duodecimal: 2B561

Hexadecimal: ef59

Square: 3754380529

Square Root: 247.53383607095012

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

Smallest numbers containing exactly n smaller numbers when written as English number names. A159453

Canonically 2-indecomposable posets with n antichains. A72407

Number of (n+2) X 5 binary arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock. A190027

Number of n X 5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 0 vertically. A207302

Number of nX7 0..1 arrays with every element equal to 0, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. A299580

Numbers k such that k + 6^t is semiprime for t = 0 to 9. A330508

Number of n X n 0..1 arrays with every element equal to 0, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. A299575

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. A299581

Number of primes between successive powers of e (= 2.718281828...). A61273