Properties of the Number 34251

Thirty-Four Thousand Two Hundred Fifty-One

Basics

Value: 34250 → 34251 → 34252

Parity: odd

Prime: No

Previous Prime: 34231

Next Prime: 34253

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 ² × 233

Divisors: 1, 3, 7, 21, 49, 147, 233, 699, 1631, 4893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000010111001011

Octal: 102713

Duodecimal: 179A3

Hexadecimal: 85cb

Square: 1173131001

Square Root: 185.070256929632

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

Triangle read by rows, T(n,k) = ∑_j=0..n C(n,j)*L(j,k), L the unsigned Lah numbers A271703, for n>=0 and 0<=k<=n. A271705

Sum of entries in all the arrangements of the set {1,2,...,n} (to n=0 there corresponds the empty set). A134432

Number of two-rowed partitions of length 6. A70559

a(1) = 3; a(n) = smallest number such that the forward as well as the reverse n-th partial concatenation is a prime for n>1. A83993

Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=0, k=0 and l=-1. A176675

An INVERT transform of the Thue-Morse sequence. A144026

Number of pairs of rabbits in month n in the dying rabbits problem, if they become mature after 4 months and give birth to exactly 7 pairs, one per month. A160333

a(n) is the string of integers S(n) concatenated together with no commas, where S(1)=1; for even n, S(n) = S(n-1),n; and for odd n>1, S(n) is obtained by adding 1 to every entry of S(n-1) and appending 1. A171093

The growth series for the affine Coxeter (or Weyl) group [3,3,5] (or H₄). A266783

a(n) = (1/n) * ∑_k=1..n k·lcm(k,n). A344509