Properties of the Number 31468

Thirty-One Thousand Four Hundred Sixty-Eight

Basics

Value: 31467 → 31468 → 31469

Parity: even

Prime: No

Previous Prime: 31397

Next Prime: 31469

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7867

Divisors: 1, 2, 4, 7867, 15734, 31468

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101011101100

Octal: 75354

Duodecimal: 16264

Hexadecimal: 7aec

Square: 990235024

Square Root: 177.3922207989967

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

Increasing length runs of consecutive composite numbers (endpoints). A8995

n such that A205592(n) > n. A205594

a(1) = 3, a(n) = round(a(n-1)*3/2) for n > 1, using round-to-even method. A147790

Numbers k for which there are no prime numbers in the range (k-4·sqrt(sqrt(k)), k]. A192320

Number of binary strings of length n with equal numbers of 0011 and 1100 substrings. A164175

a(n) = a(n-1)*3/2, if noninteger then rounded to the nearest even integer, with a(1) = 1. A328262

Number of compositions (ordered partitions) of n into distinct nonprime parts. A331917

First occurrence of exactly n identical terms in A007448. A16046

Numbers k such that the half-open interval (k-5·sqrt(sqrt(k)), k] does not contain primes. A192319

Numbers whose base-4 representation has 3 fewer 0's than 3's. A31468