Properties of the Number -121540

One Hundred Twenty-One Thousand Five Hundred Forty

Basics

Value: -121541 → -121540 → -121539

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 59 × 103

Divisors: 1, 2, 4, 5, 10, 20, 59, 103, 118, 206

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -11101101011000100

Octal: -355304

Duodecimal: -5A404

Hexadecimal: -1dac4

Square: 14771971600

Square Root: 348.6258739680691

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 cyclic compositions (necklaces of positive integers) summing to n that have only one part or whose consecutive parts (including the last with first) are indivisible. A318729

Numbers k such that both the sum of the semiprime divisors of k and the sum of the prime divisors of k are squares. A227478