Properties of the Number 40213

Forty Thousand Two Hundred Thirteen

Basics

Value: 40212 → 40213 → 40214

Parity: odd

Prime: Yes

Previous Prime: 40193

Next Prime: 40231

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 40213

Divisors: 1, 40213

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001110100010101

Octal: 116425

Duodecimal: 1B331

Hexadecimal: 9d15

Square: 1617085369

Square Root: 200.53179299053804

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

Smaller of two consecutive primes which are anagrams of each other. A69567

Numbers whose digits are a permutation of [0,...,n] and which contain the product of any two adjacent digits as a substring. A203569

List of Ormiston prime pairs. A72274

Fibonacci sequence beginning 1, 9. A22099

Numbers n such that n, 10·n+1, 10·n+3, 10·n+7 and 10·n+9 are all primes. A67267

Number of ordered 5-tuples of integers from [ 1..n ] with no global factor. A15650

Primes whose digits can be arranged in increasing cyclic order - to form a substring of 123456789012345678901234567890... A68710

Five-digit primes which use each of the decimal digits 0 through 4 exactly once. A109176

Primes formed by rearranging five consecutive decimal digits (avoiding leading 0). A156119

Smaller prime p in Ormiston pairs (p, q) with q - p = 18. A163678