Properties of the Number 81553

Eighty-One Thousand Five Hundred Fifty-Three

Basics

Value: 81552 → 81553 → 81554

Parity: odd

Prime: Yes

Previous Prime: 81551

Next Prime: 81559

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 81553

Divisors: 1, 81553

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011111010010001

Octal: 237221

Duodecimal: 3B241

Hexadecimal: 13e91

Square: 6650891809

Square Root: 285.5748588373984

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

Balanced primes of order twelve. A96704

Primes p such that p-+1, p-+3, p-+5 are not squarefree. A155145

Primes which are the arithmetic mean of the squares of six consecutive primes. A234432

Sum of n-th row of A081551. A81553