Properties of the Number 90860

Ninety Thousand Eight Hundred Sixty

Basics

Value: 90859 → 90860 → 90861

Parity: even

Prime: No

Previous Prime: 90847

Next Prime: 90863

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 5 × 7 × 11 × 59

Divisors: 1, 2, 4, 5, 7, 10, 11, 14, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110001011101100

Octal: 261354

Duodecimal: 446B8

Hexadecimal: 162ec

Square: 8255539600

Square Root: 301.4299255216708

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

Numbers k such that N = k⁶ is a twin rank (cf. A002822: 6N +- 1 are twin primes). A326236

a(n) is the least number k such that A349497(k) = n, or -1 if no such k exists. A349498

Number of ways of 4-coloring a map in which there is a central circle surrounded by an annulus divided into n-1 regions. There are n regions in all. A90860

E.g.f.: high-temperature series in J/2kT for ferromagnetic susceptibility for the spin-1/2 Heisenberg model on hexagonal lattice. A5399

High-temperature series for Heisenberg model susceptibility on square lattice. A5401

High temperature series for spin-1/2 Heisenberg specific heat on 2D square lattice. A5402

High temperature series for spin-1/2 Heisenberg specific heat on 2D hexagonal lattice. A5400