Properties of the Number 40415

Forty Thousand Four Hundred Fifteen

Basics

Value: 40414 → 40415 → 40416

Parity: odd

Prime: No

Previous Prime: 40387

Next Prime: 40423

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 59 × 137

Divisors: 1, 5, 59, 137, 295, 685, 8083, 40415

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001110111011111

Octal: 116737

Duodecimal: 1B47B

Hexadecimal: 9ddf

Square: 1633372225

Square Root: 201.03482285415132

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 reversed integer partitions of 2n whose half-alternating sum is 0. A357639

a(0)=0, a(1)=1, a(n) = a(n-1) + 3^n-3*a(n-2). A165902

Smallest sequence which lists the position of digits "3" in the sequence. A167453

Expansion of e.g.f.: exp(arctan(tanh(x)))=1+x+1/2!*x²-3/3!*x³-15/4!*x⁴+41/5!*x⁵... A12222

cosh(arctan(tanh(x)))=1+1/2!*x²-15/4!*x⁴+561/6!*x⁶-40415/8!*x⁸... A12229

Continued fraction for sqrt(436). A40415