Properties of the Number -170420

One Hundred Seventy Thousand Four Hundred Twenty

Basics

Value: -170421 → -170420 → -170419

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 5 × 8521

Divisors: 1, 2, 4, 5, 10, 20, 8521, 17042, 34084, 42605

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101001100110110100

Octal: -514664

Duodecimal: -82758

Hexadecimal: -299b4

Square: 29042976400

Square Root: 412.8195731793734

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 2-vexillary permutations in S_n, that, permutations whose Stanley symmetric function has at most 2 terms or at most 2 Edelman-Greene tableaux. A224318

Numbers k for which k = φ(k') + φ(k''), where φ is the Euler totient function (A000010), k' the arithmetic derivative of k (A003415) and k'' the second arithmetic derivative of k (A068346). A352332