Properties of the Number 31477

Thirty-One Thousand Four Hundred Seventy-Seven

Basics

Value: 31476 → 31477 → 31478

Parity: odd

Prime: Yes

Previous Prime: 31469

Next Prime: 31481

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 31477

Divisors: 1, 31477

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101011110101

Octal: 75365

Duodecimal: 16271

Hexadecimal: 7af5

Square: 990801529

Square Root: 177.41758650145144

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

Primes of form n² + 28561. A256841

Upper prime of a record difference between it and the second prime before it. A31134

Numbers n such that the numbers of divisors of n,n+1,n+2 and n+3 are k,2k,4k,8k respectively for some k. A100364

Expansion of x/((1 - x - x⁴)*(1 - x)⁵). A145134

Capped binary boundary codes for holeless strictly non-overlapping polyhexes (all orientations and rotations included). A258002

Capped binary boundary codes for fusenes (all orientations and rotations included). A258012

Denominators of continued fraction convergents to sqrt(673). A42295

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2)*b(n-1)*b(n), where a(0) = 2, a(1) = 3, b(0) = 1, b(1) = 4, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences. A296281

Primes p such that number of primes produced according to rules stipulated in Honaker's A048853 is 2. A50664

Prime numbers p such that p³ - (p-1)² and p³ + (p-1)² are also primes. A137474