Properties of the Number 4249

Four Thousand Two Hundred Forty-Nine

Basics

Value: 4248 → 4249 → 4250

Parity: odd

Prime: No

Previous Prime: 4243

Next Prime: 4253

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 607

Divisors: 1, 7, 607, 4249

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1000010011001

Octal: 10231

Duodecimal: 2561

Hexadecimal: 1099

Square: 18054001

Square Root: 65.18435395092905

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

Number of ordered triples (a, b, c) with gcd(a, b, c) = 1 and 1 <= {a, b, c} <= n. A71778

Numbers that can be written as s^x + t^y + u^z with 1 < s < t < u and {s,t,u} = {x,y,z} (the sequence of exponents can be any permutation of s,t,u). A385233

Expansion of ∏_k>=1 (1 - q^k)⁸/(1 - q^7·k) in powers of q. A282942

Difference between first twin prime > 10ⁿ and 10ⁿ. A124001

Numbers k where |cos(k)| (or |cosec(k)| or |cot(k)|) decreases monotonically to 0; also numbers k where |tan(k)| (or |sec(k)|, or |sin(k)|) increases. A4112

Numbers k where sin(k) increases monotonically to 1 (or cosec(k) decreases). A46959

T(n,k)=Number of length n+3 0..k arrays with no four elements in a row with pattern abba (possibly a=b) and new values 0..k introduced in 0..k order. A243033

Numbers n such that the decimal number concat(9,n) is a square. A273364

Least k such that tan(k) > tan(a(n-1)), for n >= 1, where a(0) = 0. A24814

Handsome numbers (A007532) representable as a sum of any positive powers of their digits in two distinct ways, not counting different powers of duplicated digits as distinct. A50240