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Properties of the Number -2273378

Two Hundred Seventy-Three Thousand Three Hundred Seventy-Eight

Basics

Value: -2273379 → -2273378 → -2273377

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 137 × 8297

Divisors: 1, 2, 137, 274, 8297, 16594, 1136689, 2273378

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -1000101011000001100010

Octal: -10530142

Duodecimal: -917742

Hexadecimal: -22b062

Square: 5168247530884

Square Root: 1507.7725292629523

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) = 2·a(n-1) + a(n-2), with a(0) = 1, a(1) = 2, a(2) = 4. A52542
a(n) = τ(n)*Pell(n), where τ(n) = A000005(n), the number of divisors of n. A204270
Numbers k such that 2·k2 - 4 is a square. A75870
Numerators of fractions in a 'zero-transform' approximation of sqrt(2) by means of a(n) = (a(n-1) + c)/(a(n-1) + 1) with c=2 and a(1)=0. A163271
Numerators of "Farey fraction" approximations to sqrt(2). A119016
Numerators of principal and intermediate convergents to 21/2. A143607
Numerators of the upper principal and intermediate convergents to 21/2. A143609
Series ratios converge alternately to sqrt(2) and 1+sqrt(1/2). A82766
Lexicographically earliest sequence of distinct positive integers with no finite subset summing to a positive Pell number (A000129). A354005
a(n) = Pell(n)*A001227(n) for n >= 1, where A001227(n) is the number of odd divisors of n. A209445