Properties of the Number 33421

Thirty-Three Thousand Four Hundred Twenty-One

Basics

Value: 33420 → 33421 → 33422

Parity: odd

Prime: No

Previous Prime: 33413

Next Prime: 33427

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 19 × 1759

Divisors: 1, 19, 1759, 33421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000001010001101

Octal: 101215

Duodecimal: 17411

Hexadecimal: 828d

Square: 1116963241

Square Root: 182.81411324074517

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 k such that ∑_i=1..k i⁷ divides ∏_i=1..k i⁷. A166607

Numbers k such that k and k+1 are both divisible by the total binary weight of their divisors (A093653). A338514

Numerators of the partial alternating sums of the reciprocals of the sum of divisors function (A000203). A357845

Number of length 2+2 0..n arrays with some pair in every consecutive three terms totalling exactly n. A245871

Number of colored partitions of n into distinct parts such that all parts have distinct colors and the color of a part of size i is in {1..i}. A392063

The first 10 digits of the fourth root of n contain the digits 0-9. A119519

Numbers k such that (10^k + 47)/3 is prime. A294909

Numbers k such that 4k - 1 divides 2^k + k². A327763

Size of the support of the Kaplan-Meier product-limit estimator indexed by sample size n. A362785

a(n) = floor(1000/n). A33421