Properties of the Number -123442

One Hundred Twenty-Three Thousand Four Hundred Forty-Two

Basics

Value: -123443 → -123442 → -123441

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 11 × 31 × 181

Divisors: 1, 2, 11, 22, 31, 62, 181, 341, 362, 682

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11110001000110010

Octal: -361062

Duodecimal: -5B52A

Hexadecimal: -1e232

Square: 15237927364

Square Root: 351.34313711811706

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

Expansion of g.f. A(x) satisfying ∑_n>=0 ∏_k=1..n (x^k + A(x)) = 1 + 2*∑_n>=1 x^n*(n+1/2). A370141

Total number of odd parts in the last section of the set of partitions of n. A206433

Number of partitions of n such that 3*(least part) <= greatest part. A363211