Properties of the Number -7311

Three Hundred Eleven

Basics

Value: -7312 → -7311 → -7310

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 2437

Divisors: 1, 3, 2437, 7311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110010001111

Octal: -16217

Duodecimal: -4293

Hexadecimal: -1c8f

Square: 53450721

Square Root: 85.5043858524228

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

a(n+3) = 6·a(n) - 5·a(n+2), a(0) = -1, a(1) = 3, a(2) = -15. A110211

a(n) = 4·n² - 10·n + 7. A54554

Numbers k such that 7^k + 6^k-1 is prime. A96185

a(n) = least k such that the remainder when 28^k is divided by k is n. A128368

Triangle T(n,k) = P(n,k)/2, n >= 2, 1 <= k < n, of one-half of number of permutations of 1..n such that the differences have k runs with the same signs. A8970

Number of symmetric plane partitions of n. A5987

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 0,1 2,2 1,0 -1,2 -2,-1 or -1,-1. A264422

Triangle read by rows: Distinct classifications of N elements containing exactly R binary partitions. A171871

Numbers for which the digital sum contains the same distinct digits as the digital product. A249334

Pseudoprimes to base 9, written in base 9. A262154