Properties of the Number -145578

One Hundred Forty-Five Thousand Five Hundred Seventy-Eight

Basics

Value: -145579 → -145578 → -145577

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 19 × 1277

Divisors: 1, 2, 3, 6, 19, 38, 57, 114, 1277, 2554

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100011100010101010

Octal: -434252

Duodecimal: -702B6

Hexadecimal: -238aa

Square: 21192954084

Square Root: 381.54685164472266

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 ways to partition 2n+1 into distinct positive integers. A78408

Number of ways to partition 4·n+3 into distinct positive integers. A78410

a(n) = ∑_k=0..n k!!*(n - k)!!. A305577

Mersenne numbers with digits sorted in increasing order and zeros suppressed. A135374