Properties of the Number 16675

Sixteen Thousand Six Hundred Seventy-Five

Basics

Value: 16674 → 16675 → 16676

Parity: odd

Prime: No

Previous Prime: 16673

Next Prime: 16691

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 23 × 29

Divisors: 1, 5, 23, 25, 29, 115, 145, 575, 667, 725

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100000100100011

Octal: 40443

Duodecimal: 9797

Hexadecimal: 4123

Square: 278055625

Square Root: 129.1317157014496

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

Hexagonal pyramidal numbers, or greengrocer's numbers. A2412

Numbers k such that 3^k + 16 is prime. A205647

Numbers that are the sum of six fourth powers in four or more ways. A345561

Numbers that are the sum of six fourth powers in exactly four ways. A345816

S₇ sequence in partition of integers > 1 described in A240521. A240524

T(n,k) = number of n X k binary matrices with rows and columns each in strictly increasing order as binary numbers and each row and column having an even number of 1's. A181004

Number of ways in which n identical balls can be distributed among 5 boxes in a row such that each pair of adjacent boxes contains at least 4 balls. A5338

Triangle read by rows: T(n, k) = A084029(n, k)/n. A84033

Beastly fax numbers: numbers containing the fax number of the Beast (667, one more than its regular number) in their decimal expansion. A138563

Numbers N such that N + the sum of the cubes of its digits is again a third power. A362953