Properties of the Number 18013

Eighteen Thousand Thirteen

Basics

Value: 18012 → 18013 → 18014

Parity: odd

Prime: Yes

Previous Prime: 17989

Next Prime: 18041

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 18013

Divisors: 1, 18013

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011001011101

Octal: 43135

Duodecimal: A511

Hexadecimal: 465d

Square: 324468169

Square Root: 134.21251804507656

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

Reflectable emirps. A7628

Sum of n and partition number of n. A133041

Primes p such that q-p = 28, where q is the next prime after p. A124595

Primes p such that 2·prime(p) + 1 = prime(q) for some prime q. A261361

Primes P where the distance to the nearest prime is greater than 2·log(P). A330426

The sequence e when b=[ 1,0,1,1,1,... ]. A42953

Prime numbers, isolated from neighboring primes by >14. A137874

Prime numbers, isolated from neighboring primes by >16. A137875

Primes p such that p+1 is the product of two distinct primes and p+2 is the product of three distinct primes. A328137

Primes p₁ where products m of k = 5 consecutive primes p₁..p_k are such that only p₁ < m^1/k. A376136