Properties of the Number 8402

Eight Thousand Four Hundred Two

Basics

Value: 8401 → 8402 → 8403

Parity: even

Prime: No

Previous Prime: 8389

Next Prime: 8419

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 4201

Divisors: 1, 2, 4201, 8402

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10000011010010

Octal: 20322

Duodecimal: 4A42

Hexadecimal: 20d2

Square: 70593604

Square Root: 91.6624241442479

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

Powers of 2 written backwards. A4094

Number T(n,k) of defective parking functions of length n and defect k; triangle T(n,k), n>=0, 0<=k<=max(0,n-1), read by rows. A264902

Numbers n such that every digit occurs at least once in n³. A119735

T(n,k)=Number of binary arrays of length n+2·k-1 with no more than k ones in any length 2k subsequence (=50% duty cycle). A212402

a(n) = a(n-1) + a(m) for n >= 4, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1 and a(2) = a(3) = 3. A50065

Numbers that are the sum of seven fourth powers in four or more ways. A345570

Numbers that are the sum of seven fourth powers in exactly four ways. A345826

Numbers k such that k³ contains a pandigital substring. A115933

Numbers missing from A134419 despite satisfying the necessary congruence conditions (see comments). A274471

Sum of sums of omegas of the parts over all strict integer partitions of n. A325515