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Properties of the Number -340340

Three Hundred Forty Thousand Three Hundred Forty

Basics

Value: -340341 → -340340 → -340339

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 2 × 5 × 7 × 11 × 13 × 17

Divisors: 1, 2, 4, 5, 7, 10, 11, 13, 14, 17

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1010011000101110100

Octal: -1230564

Duodecimal: -144B58

Hexadecimal: -53174

Square: 115831315600

Square Root: 583.3866642287943

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

Denominator of -3·n + 2*(1+n)*HarmonicNumber(n). A96620
Triangle read by rows: T(n,k) is the number of 2-stack sortable n-permutations with k runs. A82680
Number of nonsquare rectangles on an n X n board. A52149
Denominator of Integralx=0..1 ∏k=1..n (1-xk) dx. A258230
a(n) = 14·binomial(n,8). A88625
Denominators of row sums in triangle described in A093412. A93419
Denominators of the difference between the squarefree totient analogs of the harmonic numbers and the harmonic numbers: Fn - Hn. A138321
Denominators of the partial sums of the reciprocals of the sum of unitary divisors function (A034448). A379514
Triangle read by rows: T(n,k) = binomial(3k,k)*binomial(n+k,3k)/(2k+1) (0 <= k <= floor(n/2)). A108759
a(n) = ∑k=0..floor(3·n/8) binomial(k+2,2) * binomial(k,3·n-8·k). A392316