Properties of the Number 73137

Seventy-Three Thousand One Hundred Thirty-Seven

Basics

Value: 73136 → 73137 → 73138

Parity: odd

Prime: No

Previous Prime: 73133

Next Prime: 73141

Digit Sum: 21

Digital Root: 3

Palindrome: Yes

Factorization: 3 × 24379

Divisors: 1, 3, 24379, 73137

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110110110001

Octal: 216661

Duodecimal: 363A9

Hexadecimal: 11db1

Square: 5349020769

Square Root: 270.43853275744567

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

Expansion of (1+3·x)/(1-4·x+x²). A54485

Palindromic concatenation of prime divisors of numbers from A192140. A192141

Palindromic composite numbers starting with a digit 7. A222728

Number of (w,x,y,z) with all terms in {1,...,n} and w+x<=2y+2z. A212563

Smallest palindrome which requires at least n iterations of Reverse and Add to reach a palindrome. A222533

First location of palindrome a(n) in decimal expansion of π is palindromic. A38101

a(n) is the least number whose binary representation has the same number of 0's and 1's as n. A73137

Terms in A144719 that are themselves decimal palindromes. A144766

G.f. A(x) satisfies A(x³) = A(x)³/(1 + 3·A(x)). A386659