Properties of the Number 16424

Sixteen Thousand Four Hundred Twenty-Four

Basics

Value: 16423 → 16424 → 16425

Parity: even

Prime: No

Previous Prime: 16421

Next Prime: 16427

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 2053

Divisors: 1, 2, 4, 8, 2053, 4106, 8212, 16424

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100000000101000

Octal: 40050

Duodecimal: 9608

Hexadecimal: 4028

Square: 269747776

Square Root: 128.15615474880636

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 partitions of n that do not contain 1 as a part. A2865

Number of partitions of n that do not contain parts less than the smallest part of the partitions of n-1. A187219

Number of partitions of n having depth 1; see Comments. A237685

Bisection (even part) of number of partitions that do not contain 1 as a part A002865. A182746

Number of partitions of n with unique smallest part and unique largest part. A117298

Expansion of ∏_m>=1 (1+x^m)⁴. A22569

Expansion of (1/(1 - x))*∑_k>=0 k!*x^k*(k+1/2)/∏_j=1..k (1 - x^j). A303664

Expansion of ∏_k>=1 (1 + x^k²)²/(1 - x^k²)². A279227

Number of partitions of n including 3, but not 1. A85811

Sum of the first k-1 numbers in the k-th column of the natural number array A000027, by antidiagonals. A185788