Properties of the Number -20021154

Twenty Million Twenty-One Thousand One Hundred Fifty-Four

Basics

Value: -20021155 → -20021154 → -20021153

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 47 × 70997

Divisors: 1, 2, 3, 6, 47, 94, 141, 282, 70997, 141994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -1001100010111111110100010

Octal: -114277642

Duodecimal: -6856396

Hexadecimal: -1317fa2

Square: 400846607491716

Square Root: 4474.500419041214

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

Numbers k such that σ(k) > σ(k+1) > σ(k+2) > σ(k+3) > σ(k+4) > σ(k+5). A50945

Smallest initial number k of n consecutive numbers satisfying σ(k) > σ(k+1) > ... > σ(k+n-1). A364680