Properties of the Number 23983

Twenty-Three Thousand Nine Hundred Eighty-Three

Basics

Value: 23982 → 23983 → 23984

Parity: odd

Prime: No

Previous Prime: 23981

Next Prime: 23993

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 29 × 827

Divisors: 1, 29, 827, 23983

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101110110101111

Octal: 56657

Duodecimal: 11A67

Hexadecimal: 5daf

Square: 575184289

Square Root: 154.86445686470475

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

Fifth subdiagonal in array of n-gonal numbers A081422. A81436

The least number s > 1 having exactly n fives in the periodic part of the continued fraction of sqrt(s). A206585

n for which A079277(n) + φ(n) < n. A208815

Number of multiples of n which have only distinct and nonzero digits in base 10. A328287

A129957(n) - n*(n-1)/2. A129959

Semiprimes whose binary and ternary representations are prime when read in decimal. A279052

Sum of exponents in prime-power factorization of multinomial coefficient M(5n;2n,2n,n). A23983

Matrix inverse of A008459 (squares of entries of Pascal's triangle). A55133

Number of permutations of 1..n containing the relative rank sequence { 1234567 } at any spacing. A159175

Number of (n+2)X6 binary arrays avoiding patterns 000 and 111 in rows, columns and nw-to-se diagonals. A202643