Properties of the Number -402859

Four Hundred Two Thousand Eight Hundred Fifty-Nine

Basics

Value: -402860 → -402859 → -402858

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 402859

Divisors: 1, 402859

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100010010110101011

Octal: -1422653

Duodecimal: -175177

Hexadecimal: -625ab

Square: 162295373881

Square Root: 634.7117455979525

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(1) = 1; for n>1, a(n) = the largest prime divisor of the number C(n) formed from the concatenation of n, n-1, n-2, n-3, ... down to 1. A75021

a(1) = 1, a(n) = the largest prime divisor of A138793(n). A138963