Properties of the Number 90278

Ninety Thousand Two Hundred Seventy-Eight

Basics

Value: 90277 → 90278 → 90279

Parity: even

Prime: No

Previous Prime: 90271

Next Prime: 90281

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 45139

Divisors: 1, 2, 45139, 90278

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110000010100110

Octal: 260246

Duodecimal: 442B2

Hexadecimal: 160a6

Square: 8150117284

Square Root: 300.462976088569

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

G.f.: ∑_{n >= 1} xⁿ/(1-xⁿ)⁵. A73570

Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 n X 3 array. A219699

Numerator of mean deviation of a symmetrical binomial distribution on n elements. A86116

Least positive integer m such that m¹²*n = x⁴ + y³ + z² for some nonnegative integers x,y,z. A350714

Least k such that 33/8- sum{(h³)/3^h, h = 1..k} < 1/4ⁿ. A248636

a(0) = 4; for n >= 0, a(n+1) = number of partitions of a(n). A72215

"Plain Bob Minimus" in bell-ringing is a sequence of permutations p₁=(1,2,3,4), p₂=(2,1,4,3), .. which runs through all permutations of {1,2,3,4} with period 24; sequence gives number in position 2 of n-th permutation. A90278

Numerators of the ratio of the symmetry-constrained bound to the adiabatic bound on polarization transfer in AXn spin-1/2 systems. A362534