Properties of the Number 55009

Fifty-Five Thousand Nine

Basics

Value: 55008 → 55009 → 55010

Parity: odd

Prime: Yes

Previous Prime: 55001

Next Prime: 55021

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 55009

Divisors: 1, 55009

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011011100001

Octal: 153341

Duodecimal: 27A01

Hexadecimal: d6e1

Square: 3025990081

Square Root: 234.53997527074142

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

Primes having only {0, 5, 9} as digits. A385769

Primes in carryless arithmetic mod 10 in which all digits except the rightmost are zero or five. A169984

Triangle read by rows: T(n,k) is the number of 4-ary strings of length n with k indispensable digits, with 0 <= k <= n. A330509

Prime(n), where n is such that (1+∑_i=1..n prime(i)¹⁴) / n is an integer. A233043

Primes having only {0, 2, 5, 9} as digits. A386050

Primes having only {0, 5, 6, 9} as digits. A386078

Primes having only {0, 5, 7, 9} as digits. A386080

Primes having only {0, 5, 8, 9} as digits. A386081

Least prime that begins a run of exactly 2n-1 primes between two consecutive prime-indexed primes. A88988

Primes that yield a prime when any single digit is replaced by its 10's complement. A345529