Properties of the Number 64879

Sixty-Four Thousand Eight Hundred Seventy-Nine

Basics

Value: 64878 → 64879 → 64880

Parity: odd

Prime: Yes

Previous Prime: 64877

Next Prime: 64891

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 64879

Divisors: 1, 64879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111110101101111

Octal: 176557

Duodecimal: 31667

Hexadecimal: fd6f

Square: 4209284641

Square Root: 254.71356461719898

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 compositions of n avoiding any 3-term arithmetic progression. A238569

Balanced primes of order thirteen. A300364

Primes whose base-6 representation also is the base-3 representation of a prime. A235469

Number of (n+2)X1 0..1 arrays with all rows having a nonnegative second derivative, and all and columns having a positive second derivative in a quadratic least squares fit, with one and two element arrays taken as having a zero second derivative. A223645

Intersection of A013917 and A071150. A255017

Triangle of numbers composed of certain generalized Catalan numbers. A64879

Number of nX5 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A298899