Properties of the Number 91237

Ninety-One Thousand Two Hundred Thirty-Seven

Basics

Value: 91236 → 91237 → 91238

Parity: odd

Prime: Yes

Previous Prime: 91229

Next Prime: 91243

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 91237

Divisors: 1, 91237

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010001100101

Octal: 262145

Duodecimal: 44971

Hexadecimal: 16465

Square: 8324190169

Square Root: 302.0546308203203

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

a(1) = 2; for n > 1, a(n) is the smallest prime > a(n-1) such that each successive digit in the concatenation of terms (that does not follow 9) is greater than the previous digit. A68827

Primes p such that p-+1, p-+3, p-+5 are not squarefree. A155145

a(n) = modlg(nⁿ, 2ⁿ), where modlg is the function defined in A215894: modlg(a,b) = floor(a / b^floor(logb(a))), logb is the logarithm base b. A216021

Lengths of runs in A039702. A91237

Minimal value w such that A051953(w) = w - φ(w) is prime and w has n prime divisors. A51999