Properties of the Number 90872

Ninety Thousand Eight Hundred Seventy-Two

Basics

Value: 90871 → 90872 → 90873

Parity: even

Prime: No

Previous Prime: 90863

Next Prime: 90887

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 37 × 307

Divisors: 1, 2, 4, 8, 37, 74, 148, 296, 307, 614

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110001011111000

Octal: 261370

Duodecimal: 44708

Hexadecimal: 162f8

Square: 8257720384

Square Root: 301.4498299883415

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 subsets of { 1, ..., n } containing an arithmetic progression of length 4. A18789

a(n) is the smallest number m greater than 1 such that m^{2^k}+1 for k=0,1,...,n are primes. A90872