Properties of the Number 1418

One Thousand Four Hundred Eighteen

Basics

Value: 1417 → 1418 → 1419

Parity: even

Prime: No

Previous Prime: 1409

Next Prime: 1423

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 709

Divisors: 1, 2, 709, 1418

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110001010

Octal: 2612

Duodecimal: 9A2

Hexadecimal: 58a

Square: 2010724

Square Root: 37.656340767525464

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

Numbers k such that (8·10^k + 49)/3 is prime. A270890

Expansion of 1/(1 - x³ - x⁴ + x⁷ - x¹⁰ - x¹¹ + x¹⁴) (a Salem polynomial). A143644

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 10. A31423

Partial sums of A001158: ∑_j=1..n sigma₃(j). A64603

Number of integer partitions of n whose distinct parts have no binary carries. A247935

A self-generating sequence: a(1)=1, a(2)=2, a(n+1) chosen so that a(n+1)-a(n-1) is the first number not obtainable as a(j)-a(i) for 1<=i<j<=n. A1149

a(n) = A003146(A003146(n)). A319972

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250729

a(n) is the smallest semiprime such that difference between a(n) and next semiprime, b(n), is n. A131109

Number of strict integer partitions of n with a part equal to the sum of two distinct others. A variation of sum-full strict partitions. A364670