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Properties of the Number -2837

Eight Hundred Thirty-Seven

Basics

Value: -2838 → -2837 → -2836

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2837

Divisors: 1, 2837

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -101100010101

Octal: -5425

Duodecimal: -1785

Hexadecimal: -b15

Square: 8048569

Square Root: 53.2634959423431

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

Expansion of e.g.f. exp(exp(x) - exp(2·x)). A368016
First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 97", based on the 5-celled von Neumann neighborhood. A270155
First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 395", based on the 5-celled von Neumann neighborhood. A271688
Coordination sequence for "flu" 3D uniform tiling formed from tetrahedra, rhombicuboctahedra, and cubes. A299272
Primes p such that continued fraction of (1 + sqrt(p))/2 has period 15: primes in A146338. A146360
Members of A164368 which are not Ramanujan primes. A164288
Levine's sequence. First construct a triangle as follows. Row 1 is {1,1}; if row n is {r1, ..., rk} then row n+1 consists of {rk 1's, rk-1 2's, rk-2 3's, etc.}; sequence consists of the final elements in each row. A11784
a(0) = 1; for n>0, a(n) = smallest prime of the form k·a(n-1) + 1. A61092
Number T(n,k) of set partitions of [n] such that the maximal absolute difference between the least elements of consecutive blocks equals k; triangle T(n,k), n>=0, 0<=k<=max(n-1,0), read by rows. A287215
Primes p == 1 (mod 4) such that (p-1)/4 is prime. A90866