Properties of the Number 29125

Twenty-Nine Thousand One Hundred Twenty-Five

Basics

Value: 29124 → 29125 → 29126

Parity: odd

Prime: No

Previous Prime: 29123

Next Prime: 29129

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ³ × 233

Divisors: 1, 5, 25, 125, 233, 1165, 5825, 29125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000111000101

Octal: 70705

Duodecimal: 14A31

Hexadecimal: 71c5

Square: 848265625

Square Root: 170.66048165876012

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

Odd numbers producing exactly 3 odd numbers in the Collatz (3x+1) iteration. A198584

Irregular triangle T read by rows: Row n gives the vertex labels of level n of the tree related to the modified reduced Collatz map A324036. A324038

Greatest odd number that requires n Collatz (3x+1) iterations to reach 1, or zero if there is no such number. A176868

a(n) = (4·n³ + 12·n² - 4·n + 3)/3. A322594

Odd numbers having no odd primes in their Collatz (3x+1) trajectory. A221475

Greatest odd number k such that difference between halving and tripling steps in Collatz (3x+1) trajectory of k is n, or 0 if there is no such k. A222755

Numbers of form 4^3·k+l+1/9 - 4^l/9 - 1/3 or 2·4^3·k+l+2/9 - 2·4^l/9 - 1/3, k,l>=0. A172143

Odd numbers producing 3 decreasing odd numbers in the Collatz (3x+1) iteration. A228872

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. (sec(x) + tan(x))^k. A322267

Numbers k such that the continued fraction for sqrt(k) has period 97. A20436