Properties of the Number 3409

Three Thousand Four Hundred Nine

Basics

Value: 3408 → 3409 → 3410

Parity: odd

Prime: No

Previous Prime: 3407

Next Prime: 3413

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 487

Divisors: 1, 7, 487, 3409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110101010001

Octal: 6521

Duodecimal: 1B81

Hexadecimal: d51

Square: 11621281

Square Root: 58.38664230798

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 partitions of n into parts each of which is used a different number of times. A98859

Number of points of norm <= n² in square lattice. A328

Array T(k,n) read by antidiagonals. G.f.: x(1-x)/(1-kx+x²), k>1. A94954

a(n) = 8·a(n-1) - a(n-2), a(0)=1, a(-1)=1. A70997

Integers k such that 10^k+21 is prime. A108050

Number of series-reduced rooted trees whose leaves span an initial interval of positive integers with multiplicities the integer partition with Heinz number n. A316655

Numbers k such that the digits of σ(k) are a permutation of those of k, in base 10. A115920

Starts of runs of 3 consecutive tribonacci-Niven numbers (A352089). A352091

a(n) = floor(4ⁿ/(2+2·cos(2*π/7))ⁿ). A240671

Positions of 16 after decimal point in decimal expansion of π. A134216