Properties of the Number -161239

One Hundred Sixty-One Thousand Two Hundred Thirty-Nine

Basics

Value: -161240 → -161239 → -161238

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 79 × 157

Divisors: 1, 13, 79, 157, 1027, 2041, 12403, 161239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100111010111010111

Octal: -472727

Duodecimal: -79387

Hexadecimal: -275d7

Square: 25998015121

Square Root: 401.54576326989184

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

1/24 of product of three numbers: n-th prime, previous and following number. A127922

a(n) = n*(2·n + 1)*(4·n + 1)/3. A258582

Odd square pyramidal numbers. A15221