Properties of the Number 66553

Sixty-Six Thousand Five Hundred Fifty-Three

Basics

Value: 66552 → 66553 → 66554

Parity: odd

Prime: Yes

Previous Prime: 66541

Next Prime: 66569

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 66553

Divisors: 1, 66553

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001111111001

Octal: 201771

Duodecimal: 32621

Hexadecimal: 103f9

Square: 4429301809

Square Root: 257.97868128975307

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

Arrange digits of 2ⁿ in descending order. A28910

Primes having only {3, 5, 6} as digits. A260225

Primes p such that p+2⁴, p+2⁶, p+2⁸ and p+2¹⁰ are all primes. A269258

Primes of the form n² - 11. A91272

Primes which become squares when the digits are rotated once to the left. A234926

Primes which become fourth powers when the digits are rotated once to the left. A235009

Let N = 1357911131517192123252729313335373941434547495153555759616365676971..., the concatenation of the odd numbers. a(n) is the n-digit number formed from the digits of N starting from the {n(n-1)/2 +1}th digit. Omit any leading zeros. A66553

Numbers k such that k-17, k-1, k+1 and k+17 are consecutive primes. A262176