Properties of the Number 64827

Sixty-Four Thousand Eight Hundred Twenty-Seven

Basics

Value: 64826 → 64827 → 64828

Parity: odd

Prime: No

Previous Prime: 64817

Next Prime: 64849

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 7 ⁴

Divisors: 1, 3, 7, 9, 21, 27, 49, 63, 147, 189

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110100111011

Octal: 176473

Duodecimal: 31623

Hexadecimal: fd3b

Square: 4202539929

Square Root: 254.61146871262497

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

Numbers of the form 3ⁱ*7^j with i, j >= 0. A3594

Numbers whose prime factors are 3 and 7. A33850

Products of the 4th power of a prime and a distinct prime of power 3 (p⁴*q³). A179666

Cubefull Achilles numbers. A388293

T(n,k)=Rolling cube footprints: number of nXk 0..7 arrays starting with 0 where 0..7 label vertices of a cube and every array movement to a horizontal or antidiagonal neighbor moves along a corresponding cube edge. A223331

Numbers of multiplicative persistence 6 which are themselves the product of digits of a number. A350185

Irregular triangle read by rows of normalized Girard-Waring formula (cf. A210258), for m=7 data values. A288245

a(n) = A248101(A277324(n)). A284564

Heinz numbers of integer partitions whose sum of reciprocals squared is 1. A318587

Heinz numbers of integer partitions whose sum of reciprocals squared is an integer. A318588