Properties of the Number 31430

Thirty-One Thousand Four Hundred Thirty

Basics

Value: 31429 → 31430 → 31431

Parity: even

Prime: No

Previous Prime: 31397

Next Prime: 31469

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 7 × 449

Divisors: 1, 2, 5, 7, 10, 14, 35, 70, 449, 898

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101011000110

Octal: 75306

Duodecimal: 16232

Hexadecimal: 7ac6

Square: 987844900

Square Root: 177.28508115461943

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

Smallest number at distance n from nearest prime. A51652

Lonely numbers: distance to closest prime sets a new record. A51650

Smallest number at distance 2n+1 from nearest prime. A51729

a(n) is the smallest number for which the prime distance A051699 is equal to n. A77019

Smallest number at distance exactly 3n from nearest prime. A132470

Nonnegative integers k such that k! mod nextprime(k) is larger than k. A360805

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>0. A211545

Number of (w,x,y,z) with all terms in {1,...,n} and |w-x| <= |x-y| + |y-z|. A212572

Number of partitions of n with difference -6 between the number of odd parts and the number of even parts, both counted without multiplicity. A242686

Smallest number at distance 3n from nearest prime (variant 2). A132861