Properties of the Number -415926

Four Hundred Fifteen Thousand Nine Hundred Twenty-Six

Basics

Value: -415927 → -415926 → -415925

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 3301

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1100101100010110110

Octal: -1454266

Duodecimal: -180846

Hexadecimal: -658b6

Square: 172994437476

Square Root: 644.9232512477745

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

Scan first k digits of π after decimal point, for k = 1,2,3,..., record all distinct numbers in the order in which they appear. A322776

Scan first k digits of π starting with 3, for k = 1,2,3,..., record all distinct numbers in the order in which they appear. A322777

Triangular array, read by rows: T(n,k) = greatest decimal number of length k contained as a string in the first n positions of the decimal expansion of π, 1 <= k <= n. A86667