Properties of the Number 89491

Eighty-Nine Thousand Four Hundred Ninety-One

Basics

Value: 89490 → 89491 → 89492

Parity: odd

Prime: Yes

Previous Prime: 89477

Next Prime: 89501

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 89491

Divisors: 1, 89491

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101110110010011

Octal: 256623

Duodecimal: 43957

Hexadecimal: 15d93

Square: 8008639081

Square Root: 299.1504638137805

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

Least positive integer k such that both k and k·n belong to the set {m>0: prime(m)+2 is prime with prime(prime(m)+2) = prime(prime(m))+6}. A261528

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 of the form ∑_k=1..n φ(prime(k)). A101302

(1,2,3) Jasinski-like positive power sequence. A113914

Numbers such that pre- and post-concatenating 7, 13 and 31 results in six primes. A125197

Decimal expansion of Buffon's constant 3/π. A89491