Properties of the Number -40207

Forty Thousand Two Hundred Seven

Basics

Value: -40208 → -40207 → -40206

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 31 × 1297

Divisors: 1, 31, 1297, 40207

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1001110100001111

Octal: -116417

Duodecimal: -1B327

Hexadecimal: -9d0f

Square: 1616602849

Square Root: 200.51683221116375

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

Number of parts in all partitions of n in which no part occurs more than six times. A320609

Number of reducible Boolean polynomials of degree n. A169913

a(n) = (8·n³ + 3·n² + n) / 6. A219054

100000n+1, 100000n+3, 100000n+7, 100000n+9 are all primes. A64964