Properties of the Number 1346

One Thousand Three Hundred Forty-Six

Basics

Value: 1345 → 1346 → 1347

Parity: even

Prime: No

Previous Prime: 1327

Next Prime: 1361

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 673

Divisors: 1, 2, 673, 1346

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000010

Octal: 2502

Duodecimal: 942

Hexadecimal: 542

Square: 1811716

Square Root: 36.68787265568828

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

Second differences of partition numbers A000041. A53445

Numbers k such that φ(k) = φ(σ(k)). A6872

Number of partitions of n in which each part occurs an odd number (or zero) times. A55922

Number of locally disjoint rooted trees with n nodes, meaning no branch overlaps any other (unequal) branch of the same root. A316473

Numbers k such that (1) the k-th composition in standard order contains no 1's, and (2) there is no composition whose first sums are the k-th composition in standard order. A390678

Regular triangle where T(n,k) is the number of r-trees of size n with k leaves. A301422

Numbers that are the sum of 3 nonzero squares in exactly 7 ways. A25327

Triangle read by rows: T(n,k) = number of reversible string structures of length n using exactly k different symbols. A284949

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

Numbers k such that φ(k) = φ(k+2). A1494