Properties of the Number 6629

Six Thousand Six Hundred Twenty-Nine

Basics

Value: 6628 → 6629 → 6630

Parity: odd

Prime: No

Previous Prime: 6619

Next Prime: 6637

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 947

Divisors: 1, 7, 947, 6629

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100111100101

Octal: 14745

Duodecimal: 3A05

Hexadecimal: 19e5

Square: 43943641

Square Root: 81.4186710773395

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 points on surface of square pyramid: 3·n² + 2 (n>0). A5918

Number of partitions of n with even minimal and maximal parts. A325346

Positions of ones in A264977; positions of twos in A277330. A277701

a(n) = n*(9·n + 25)/2 + 6. A235332

Sum T(n,k) of the k-th entries in all blocks of all set partitions of [n]; triangle T(n,k), n>=1, 1<=k<=n, read by rows. A285595

Numbers that are the sum of nine fourth powers in six or more ways. A345590

Numbers that are the sum of nine fourth powers in exactly six ways. A345848

Triangle of coefficients of polynomials P(n; x) = Permanent(M), where M=[m(i,j)] is n X n matrix defined by m(i,j)=x if 0<=i-j<=2 else m(i,j)=1. A80061

Total number of parts that are not the smallest part in all partitions of n. A182984

Number of partitions p of n such that (number of numbers in p that have multiplicity 1) = (number of numbers in p having multiplicity > 1). A241274