Properties of the Number 13381

Thirteen Thousand Three Hundred Eighty-One

Basics

Value: 13380 → 13381 → 13382

Parity: odd

Prime: Yes

Previous Prime: 13367

Next Prime: 13397

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13381

Divisors: 1, 13381

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010001000101

Octal: 32105

Duodecimal: 78B1

Hexadecimal: 3445

Square: 179051161

Square Root: 115.67627241573788

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

Numbers that are the sum of 6 nonzero 8th powers. A3384

Value of D for incrementally largest values of minimal·satisfying Pell equation x²-Dy²=1. A33316

Primes p such that the multiplicative order of 2 modulo p is (p-1)/5. A1135

Primes having only {1, 3, 8} as digits. A385778

Primes which are the sum of a twin prime pair + 1. A118071

Prime numbers, isolated from neighboring primes by more than 12. A137873

Primes which are not the sum of consecutive composite numbers. A37174

Primes p such that p and prime(p) end with the same two digits. A271044

Primes p such that, if q is the next prime, p + q² is a prime times a power of 10. A352837

Primes expressible as a·b*c·d - (a+b+c+d) where a,b,c,d are distinct composite numbers. A391512