Properties of the Number 8251

Eight Thousand Two Hundred Fifty-One

Basics

Value: 8250 → 8251 → 8252

Parity: odd

Prime: No

Previous Prime: 8243

Next Prime: 8263

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 37 × 223

Divisors: 1, 37, 223, 8251

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10000000111011

Octal: 20073

Duodecimal: 4937

Hexadecimal: 203b

Square: 68079001

Square Root: 90.83501527494779

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

Number of integer partitions of n such that it is not possible to choose a different prime factor of each part. A370593

Second pentagonal numbers with even index: a(n) = n*(6·n+1). A49453

Let a(1)=0. Then a(i+1)=position of first occurrence of a(i) in decimal expansion of log 2. A98289

Primitive numbers in A229304. A229308

Primitive numbers in A229305. A229309

Primitive numbers in A229306. A229310

Numbers k such that the digits of σ(k) are a permutation of those of k, in base 10. A115920

Smallest odd number expressible in at least n ways as p+2·m² where p is 1 or a prime and m >= 0. A7697

Consider all ways of writing a number as p+2m² where p is 1 or a prime and m >= 0; sequence gives numbers that are expressible in at least 2 more ways than any smaller number. A16067

Connell (5,3)-sum sequence (partial sums of the (5,3)-Connell sequence). A122795