Properties of the Number 12573

Twelve Thousand Five Hundred Seventy-Three

Basics

Value: 12572 → 12573 → 12574

Parity: odd

Prime: No

Previous Prime: 12569

Next Prime: 12577

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 11 × 127

Divisors: 1, 3, 9, 11, 33, 99, 127, 381, 1143, 1397

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11000100011101

Octal: 30435

Duodecimal: 7339

Hexadecimal: 311d

Square: 158080329

Square Root: 112.12938954618454

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 unimodal partitions/compositions of n into distinct terms. A72706

Trajectory of 22 under the Reverse and Add! operation carried out in base 2. A61561

Numbers k such that k¹⁸ == 1 (mod 19³). A56089

Sum of the heights of all Motzkin paths of length n. A333498

a(n) = 6·a(n-1)-8·a(n-2)-9 for n > 2; a(0) = 35, a(1) = 225, a(2) = 837. A171471

Ulam's spiral (WNW spoke). A143859

Long legs of primitive Pythagorean triples (a,b,c) for which 2a+1, 2b+1 and 2c+1 are primes. A165237

a(1) = 1; for n > 1, a(n) is the least odd number k such that A325567(k) = 2·n-1, or 0 if no such number exists. A379128

Riordan matrix (1/(1-x-x²),x/(1-x-x²)²). A152440

Numbers k such that sopfr(k + ω(k)) = sopfr(k), where sopfr(i) = A001414(i) and ω(i) = A001221(i). A187878