Properties of the Number 84002

Eighty-Four Thousand Two

Basics

Value: 84001 → 84002 → 84003

Parity: even

Prime: No

Previous Prime: 83987

Next Prime: 84011

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 97 × 433

Divisors: 1, 2, 97, 194, 433, 866, 42001, 84002

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100100000100010

Octal: 244042

Duodecimal: 40742

Hexadecimal: 14822

Square: 7056336004

Square Root: 289.8309852310481

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

a(n) = ∑_k=1..n k·floor(n/k)³. A350108

a(n) = number of primes p, p <= 2ⁿ, where 2ⁿ + p is prime. A175147

Numbers k such that A124440(k) is a square. A341032

a(1) = 9; then numbers such that the concatenation a(n)a(n-1)...a(2)a(1)a(2)...a(n-1)a(n) is a prime for n>1. A84002