Properties of the Number 73897

Seventy-Three Thousand Eight Hundred Ninety-Seven

Basics

Value: 73896 → 73897 → 73898

Parity: odd

Prime: Yes

Previous Prime: 73883

Next Prime: 73907

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 73897

Divisors: 1, 73897

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10010000010101001

Octal: 220251

Duodecimal: 36921

Hexadecimal: 120a9

Square: 5460766609

Square Root: 271.84002648616706

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

Primes that remain prime when a single digit 7 is inserted between any two consecutive digits or as the leading or trailing digit. A215420

Number of (w,x,y,z) with all terms in {1,...,n} and 2∣w-x|<=n+|y-z|. A212690

Primes p such that 2·p² + 3 and 2·p² + 5 are also primes. A247197

In this sequence each prime ends a prime century. Place a 0 between the final two digits, and raise the 100s digit by 1, to form the first prime of the next century. A156083

Smallest positive integer that can be expressed as the sum of consecutive primes in exactly n ways. A54859

Consider the spiral of Theodorus (A072895). This sequence gives the number of k successive triangles which is closer to 360 degrees than any previous k triangles. A224269

a(1) = 1, a(n) = smallest odd or even number not occurring earlier according as n is prime or composite. A73897