Properties of the Number -158340

One Hundred Fifty-Eight Thousand Three Hundred Forty

Basics

Value: -158341 → -158340 → -158339

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 × 7 × 13 × 29

Divisors: 1, 2, 3, 4, 5, 6, 7, 10, 12, 13

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110101010000100

Octal: -465204

Duodecimal: -77770

Hexadecimal: -26a84

Square: 25071555600

Square Root: 397.91958986709864

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(n) = denominator of sum of reciprocals of the terms of the continued fraction for H(n) = ∑_k=1..n 1/k. A112287

Integers·such that there exist two integers 0<x<=y<=z such that ψ(x) = ψ(y) = ψ(z) = x + y + z. A385852

Integers y such that there exist two integers 0<x<=y<=z such that ψ(x) = ψ(y) = ψ(z) = x + y + z. A386901

Numbers with prime factorization pqrstu². A189985

Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,37. A64255