Properties of the Number 29840

Twenty-Nine Thousand Eight Hundred Forty

Basics

Value: 29839 → 29840 → 29841

Parity: even

Prime: No

Previous Prime: 29837

Next Prime: 29851

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 5 × 373

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111010010010000

Octal: 72220

Duodecimal: 15328

Hexadecimal: 7490

Square: 890425600

Square Root: 172.74258305351347

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 ways to split a strict integer partition of n into consecutive subsequences with strictly decreasing sums. A318684

Number of sets of integer-sided rectangular pieces that can tile a 3 X n rectangle. A360632

∏_n>=1 1 / (1 - a(n)*xⁿ/n!) = 1 + arcsinh(x). A353914

Number of connected ungraceful graphs on n nodes. A308557

Number of nXnXn triangular 1..3 arrays with all 1s connected, all 2s connected, all 3s connected, 1 at the top vertex, 2 at the lower left, and 3 at the lower right, and no value having more than 5 identical values adjacent. A164747

Triangle read by rows: number of idempotents of rank k in partition monoid P_n. A256040

Expansion of ∏_m>=1 ((1+q^2·m-1)/(1+q^2·m))³. A29840

E.g.f. A(x) satisfies: A( tan( A( tanh(x) ) ) ) = x. A280791

E.g.f. A(x) satisfies: A( arctan( A( arctanh(x) ) ) ) = x. A280793