Properties of the Number -75154

Seventy-Five Thousand One Hundred Fifty-Four

Basics

Value: -75155 → -75154 → -75153

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 53 × 709

Divisors: 1, 2, 53, 106, 709, 1418, 37577, 75154

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10010010110010010

Octal: -222622

Duodecimal: -375AA

Hexadecimal: -12592

Square: 5648123716

Square Root: 274.14229881577927

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

Number of permutation groups of degree n; also number of conjugacy classes of subgroups of symmetric group S_n; also number of molecular species of degree n. A638

Binary encoding of quadratic residue set of n. L(1/n) is the most significant bit, L(n-1/n) is the least significant bit, i.e., the rows of A055088 interpreted as binary numbers. A55094

Conjectured record minima of the positive distance d between the square of an integer y and the fifth power of a positive integer·such that d = y² - x⁵ (x <> k² and y <> k⁵). A198443

a(n) = ∑_{k=0..floor(n/3)} (-1)^k * binomial(3·n-3·k-1,n-3·k). A371816

Number of indefinitely growing n-step self-avoiding walks on Manhattan lattice. A6745

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 21. A31609