Properties of the Number 90454

Ninety Thousand Four Hundred Fifty-Four

Basics

Value: 90453 → 90454 → 90455

Parity: even

Prime: No

Previous Prime: 90439

Next Prime: 90469

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 7 ² × 13 × 71

Divisors: 1, 2, 7, 13, 14, 26, 49, 71, 91, 98

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110000101010110

Octal: 260526

Duodecimal: 4441A

Hexadecimal: 16156

Square: 8181926116

Square Root: 300.7557148251717

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

Larger of amicable pair m < n defined by t(n) = m and t(m) = n where t(n) = ψ(n) - n and ψ(n) = A001615(n) is the Dedekind ψ function. A323330

a(n) = 4394·n - 1820. A156627

Number of odd-length multiset partitions of integer partitions of n. A358837

Fourth column (m=5) of array A090452. A90454

1A coefficients in an expansion of the elliptic genus of the K3 surface. A169717

Number of (n+2)X(5+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00000111. A260067