Properties of the Number 61649

Sixty-One Thousand Six Hundred Forty-Nine

Basics

Value: 61648 → 61649 → 61650

Parity: odd

Prime: No

Previous Prime: 61643

Next Prime: 61651

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 7 × 8807

Divisors: 1, 7, 8807, 61649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111000011010001

Octal: 170321

Duodecimal: 2B815

Hexadecimal: f0d1

Square: 3800599201

Square Root: 248.29216661022554

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(n) is the smallest nonnegative integer m such that the integer part of tan(m) is equal to n. A327788

Quadruples of different integers from [ 2,n ] with no global factor. A15627

Smallest absolute value of a remainder when the larger of n and its reverse is divided by the smaller. A61649