Properties of the Number -30256

Thirty Thousand Two Hundred Fifty-Six

Basics

Value: -30257 → -30256 → -30255

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 31 × 61

Divisors: 1, 2, 4, 8, 16, 31, 61, 62, 122, 124

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -111011000110000

Octal: -73060

Duodecimal: -15614

Hexadecimal: -7630

Square: 915425536

Square Root: 173.94251924127119

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

Octagonal pyramidal numbers: a(n) = n*(n+1)*(2·n-1)/2. A2414

Structured icosidodecahedral numbers. A100147

Numbers whose sum of divisors is the square of one of their divisors. A303123

Numbers k such that σ(k) divides k². A90777

a(n) = (n+1)*(2·n+1)*(4·n+1). A79588

a(n) = coefficient of xⁿ in the (2ⁿ⁺¹)-th iteration of x+x² for n>=1. A158263

Table where row n lists the coefficients in the (2ⁿ)-th iteration of x+x² for n>=0, read by antidiagonals not including trailing zeros in rows. A158264

Numbers k for which A003415(k) >= A276086(k) > k, where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function. A351229

Numbers k such that (A276086(k)/s)^s >= k^s-1 and A276086(k) <= A003415(k), where A003415 is the arithmetic derivative, A276086 is the primorial base exp-function, and s = bigomega(k). A370128

Numbers k such that A322582(k) <= A276086(k) <= A348507(k). A392602